100090111 has 12 divisors (see below), whose sum is σ = 112580776. Its totient is φ = 88870320.

The previous prime is 100090099. The next prime is 100090117. The reversal of 100090111 is 111090001.

It is not a de Polignac number, because 100090111 - 2⁵ = 100090079 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100090091 and 100090100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100090117) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4416 + ... + 14821.

Almost surely, 2^100090111 is an apocalyptic number.

100090111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

100090111 is a deficient number, since it is larger than the sum of its proper divisors (12490665).

100090111 is a wasteful number, since it uses less digits than its factorization.

100090111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19302 (or 19291 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 13.

The square root of 100090111 is about 10004.5045354580. The cubic root of 100090111 is about 464.2982609086.

The spelling of 100090111 in words is "one hundred million, ninety thousand, one hundred eleven".