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1121122310 = 257112950207
BaseRepresentation
bin100001011010010…
…1111100000000110
32220010120220200112
41002310233200012
54244001403220
6303125313022
736532245110
oct10264574006
92803526615
101121122310
11525931870
12273565772
1314b367ba9
14a8c7a3b0
15686595c5
hex42d2f806

1121122310 has 64 divisors (see below), whose sum is σ = 2602782720. Its totient is φ = 337384320.

The previous prime is 1121122291. The next prime is 1121122319. The reversal of 1121122310 is 132211211.

It is a super-2 number, since 2×11211223102 = 2513830467959472200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1121122319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2774 + ... + 47433.

It is an arithmetic number, because the mean of its divisors is an integer number (40668480).

Almost surely, 21121122310 is an apocalyptic number.

1121122310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121122310 is an abundant number, since it is smaller than the sum of its proper divisors (1481660410).

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

1121122310 is a wasteful number, since it uses less digits than its factorization.

1121122310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50261.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1121122310 is about 33483.1645756491. The cubic root of 1121122310 is about 1038.8455848108.

Adding to 1121122310 its reverse (132211211), we get a palindrome (1253333521).

The spelling of 1121122310 in words is "one billion, one hundred twenty-one million, one hundred twenty-two thousand, three hundred ten".

Divisors: 1 2 5 7 10 11 14 22 29 35 55 58 70 77 110 145 154 203 290 319 385 406 638 770 1015 1595 2030 2233 3190 4466 11165 22330 50207 100414 251035 351449 502070 552277 702898 1104554 1456003 1757245 2761385 2912006 3514490 3865939 5522770 7280015 7731878 10192021 14560030 16016033 19329695 20384042 32032066 38659390 50960105 80080165 101920210 112112231 160160330 224224462 560561155 1121122310