90331101100 has 18 divisors (see below), whose sum is σ = 196018489604. Its totient is φ = 36132440400.

The previous prime is 90331101079. The next prime is 90331101173. The reversal of 90331101100 is 110113309.

It is a happy 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 5 ways as a sum of consecutive naturals, for example, 451655406 + ... + 451655605.

Almost surely, 2^90331101100 is an apocalyptic number.

It is an amenable number.

90331101100 is an abundant number, since it is smaller than the sum of its proper divisors (105687388504).

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

90331101100 is a wasteful number, since it uses less digits than its factorization.

90331101100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903311025 (or 903311018 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 19.

Adding to 90331101100 its reverse (110113309), we get a palindrome (90441214409).

The spelling of 90331101100 in words is "ninety billion, three hundred thirty-one million, one hundred one thousand, one hundred".