90011011101111 has 10 divisors (see below), whose sum is σ = 134460893126472. Its totient is φ = 60007340734020.

The previous prime is 90011011100981. The next prime is 90011011101149. The reversal of 90011011101111 is 11110111011009.

It is not a de Polignac number, because 90011011101111 - 2³⁹ = 89461255287223 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90011011101211) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 555623525235 + ... + 555623525396.

Almost surely, 2^{90011011101111} is an apocalyptic number.

90011011101111 is a deficient number, since it is larger than the sum of its proper divisors (44449882025361).

90011011101111 is a wasteful number, since it uses less digits than its factorization.

90011011101111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111247050643 (or 1111247050634 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 18.

The spelling of 90011011101111 in words is "ninety trillion, eleven billion, eleven million, one hundred one thousand, one hundred eleven".