10091100 has 36 divisors (see below), whose sum is σ = 29197784. Its totient is φ = 2690880.

The previous prime is 10091099. The next prime is 10091113. The reversal of 10091100 is 119001.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16519 + ... + 17118.

Almost surely, 2^10091100 is an apocalyptic number.

10091100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10091100 is an abundant number, since it is smaller than the sum of its proper divisors (19106684).

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

10091100 is a wasteful number, since it uses less digits than its factorization.

10091100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33654 (or 33647 counting only the distinct ones).

The product of its (nonzero) digits is 9, while the sum is 12.

The square root of 10091100 is about 3176.6491779861. The cubic root of 10091100 is about 216.0957223198.

The spelling of 10091100 in words is "ten million, ninety-one thousand, one hundred".