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12111120010974 = 2318149927223367
BaseRepresentation
bin1011000000111101011100…
…0000011000111011011110
31120212210220202222112101110
42300033113000120323132
53041412033210322344
641431434405322450
72356666562352045
oct260172700307336
946783822875343
1012111120010974
11394a32a567816
121437271706426
1369b0c5c5587a
142dc27782d55c
151600885033b9
hexb03d7018ede

12111120010974 has 32 divisors (see below), whose sum is σ = 24356661428736. Its totient is φ = 4014637529760.

The previous prime is 12111120010973. The next prime is 12111120011033. The reversal of 12111120010974 is 47901002111121.

12111120010974 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12111120010973) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54109039 + ... + 54332405.

It is an arithmetic number, because the mean of its divisors is an integer number (761145669648).

Almost surely, 212111120010974 is an apocalyptic number.

12111120010974 is an abundant number, since it is smaller than the sum of its proper divisors (12245541417762).

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

12111120010974 is a wasteful number, since it uses less digits than its factorization.

12111120010974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273480.

The product of its (nonzero) digits is 1008, while the sum is 30.

The spelling of 12111120010974 in words is "twelve trillion, one hundred eleven billion, one hundred twenty million, ten thousand, nine hundred seventy-four".

Divisors: 1 2 3 6 181 362 543 1086 49927 99854 149781 223367 299562 446734 670101 1340202 9036787 18073574 27110361 40429427 54220722 80858854 121288281 242576562 11152044209 22304088418 33456132627 66912265254 2018520001829 4037040003658 6055560005487 12111120010974