90031111100111 has 8 divisors (see below), whose sum is σ = 90064213653120. Its totient is φ = 89998013769048.

The previous prime is 90031111100059. The next prime is 90031111100171. The reversal of 90031111100111 is 11100111113009.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90031111100111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90031111100171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33351590 + ... + 35949836.

It is an arithmetic number, because the mean of its divisors is an integer number (11258026706640).

Almost surely, 2^{90031111100111} is an apocalyptic number.

90031111100111 is a deficient number, since it is larger than the sum of its proper divisors (33102553009).

90031111100111 is a wasteful number, since it uses less digits than its factorization.

90031111100111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2610973.

The product of its (nonzero) digits is 27, while the sum is 20.

The spelling of 90031111100111 in words is "ninety trillion, thirty-one billion, one hundred eleven million, one hundred thousand, one hundred eleven".