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2311113230132 = 2271913775142223
BaseRepresentation
bin100001101000011001000…
…101010100011100110100
322011221101110021110111012
4201220121011110130310
5300331124441331012
64525413305131352
7325654353220310
oct41503105243464
98157343243435
102311113230132
118111571933a3
12313aab189b58
13139c248b3ca5
147dc03938b40
15401b6145622
hex21a19154734

2311113230132 has 96 divisors (see below), whose sum is σ = 4907658362880. Its totient is φ = 930235104000.

The previous prime is 2311113230119. The next prime is 2311113230171. The reversal of 2311113230132 is 2310323111132.

It is a junction number, because it is equal to n+sod(n) for n = 2311113230098 and 2311113230107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54714773 + ... + 54756995.

It is an arithmetic number, because the mean of its divisors is an integer number (51121441280).

Almost surely, 22311113230132 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2311113230132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2453829181440).

2311113230132 is an abundant number, since it is smaller than the sum of its proper divisors (2596545132748).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2311113230132 is a wasteful number, since it uses less digits than its factorization.

2311113230132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43141 (or 43139 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 2311113230132 its reverse (2310323111132), we get a palindrome (4621436341264).

The spelling of 2311113230132 in words is "two trillion, three hundred eleven billion, one hundred thirteen million, two hundred thirty thousand, one hundred thirty-two".

Divisors: 1 2 4 7 14 19 28 38 76 133 137 266 274 532 548 751 959 1502 1918 2603 3004 3836 5206 5257 10412 10514 14269 18221 21028 28538 36442 42223 57076 72884 84446 99883 102887 168892 199766 205774 295561 399532 411548 591122 720209 802237 1182244 1440418 1604474 1954853 2880836 3208948 3909706 5615659 5784551 7819412 11231318 11569102 13683971 22462636 23138204 27367942 31709473 40491857 54735884 63418946 80983714 109906469 126837892 161967428 219812938 221966311 439625876 443932622 602479987 769345283 887865244 1204959974 1538690566 2409919948 3077381132 4217359909 4344197801 8434719818 8688395602 16869439636 17376791204 30409384607 60818769214 82539758219 121637538428 165079516438 330159032876 577778307533 1155556615066 2311113230132