10091005100 has 36 divisors (see below), whose sum is σ = 23888163768. Its totient is φ = 3669456000.

The previous prime is 10091005081. The next prime is 10091005103. The reversal of 10091005100 is 150019001.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (10091005103) 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, 4585721 + ... + 4587920.

Almost surely, 2^10091005100 is an apocalyptic number.

10091005100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10091005100 is an abundant number, since it is smaller than the sum of its proper divisors (13797158668).

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

10091005100 is a wasteful number, since it uses less digits than its factorization.

10091005100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9173666 (or 9173659 counting only the distinct ones).

The product of its (nonzero) digits is 45, while the sum is 17.

The spelling of 10091005100 in words is "ten billion, ninety-one million, five thousand, one hundred".