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2220231053112 = 233316547455809
BaseRepresentation
bin100000010011110000000…
…101010100111100111000
321212020210201102111222220
4200103300011110330320
5242334013122144422
64415543212444040
7316256252366142
oct40236005247470
97766721374886
102220231053112
1178665a603696
122ba366a79620
131314a0098897
14796617ddc92
153cb4760ce5c
hex204f0154f38

2220231053112 has 64 divisors (see below), whose sum is σ = 5730516249600. Its totient is φ = 716092600320.

The previous prime is 2220231053087. The next prime is 2220231053153. The reversal of 2220231053112 is 2113501320222.

It is a super-3 number, since 3×22202310531123 (a number of 38 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

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 15 ways as a sum of consecutive naturals, for example, 4643064 + ... + 5098872.

It is an arithmetic number, because the mean of its divisors is an integer number (89539316400).

Almost surely, 22220231053112 is an apocalyptic number.

It is an amenable number.

2220231053112 is an abundant number, since it is smaller than the sum of its proper divisors (3510285196488).

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

2220231053112 is a wasteful number, since it uses less digits than its factorization.

2220231053112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462396 (or 462392 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 2220231053112 its reverse (2113501320222), we get a palindrome (4333732373334).

The spelling of 2220231053112 in words is "two trillion, two hundred twenty billion, two hundred thirty-one million, fifty-three thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 12 24 31 62 93 124 186 248 372 744 6547 13094 19641 26188 39282 52376 78564 157128 202957 405914 455809 608871 811828 911618 1217742 1367427 1623656 1823236 2435484 2734854 3646472 4870968 5469708 10939416 14130079 28260158 42390237 56520316 84780474 113040632 169560948 339121896 2984181523 5968363046 8952544569 11936726092 17905089138 23873452184 35810178276 71620356552 92509627213 185019254426 277528881639 370038508852 555057763278 740077017704 1110115526556 2220231053112