10000021113 has 12 divisors (see below), whose sum is σ = 14445587520. Its totient is φ = 6666167256.

The previous prime is 10000021111. The next prime is 10000021139. The reversal of 10000021113 is 31112000001.

It is not a de Polignac number, because 10000021113 - 2¹ = 10000021111 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 10000021095 and 10000021104.

It is not an unprimeable number, because it can be changed into a prime (10000021111) 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, 108820 + ... + 178442.

It is an arithmetic number, because the mean of its divisors is an integer number (1203798960).

Almost surely, 2^10000021113 is an apocalyptic number.

It is an amenable number.

10000021113 is a deficient number, since it is larger than the sum of its proper divisors (4445566407).

10000021113 is a wasteful number, since it uses less digits than its factorization.

10000021113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85588 (or 85585 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

Adding to 10000021113 its reverse (31112000001), we get a palindrome (41112021114).

The spelling of 10000021113 in words is "ten billion, twenty-one thousand, one hundred thirteen".