23021000010 has 64 divisors (see below), whose sum is σ = 61409145600. Its totient is φ = 6136952256.

The previous prime is 23020999997. The next prime is 23021000021. The reversal of 23021000010 is 1000012032.

It is a happy number.

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 = 23020999956 and 23021000001.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 948952 + ... + 972908.

It is an arithmetic number, because the mean of its divisors is an integer number (959517900).

Almost surely, 2^23021000010 is an apocalyptic number.

23021000010 is an abundant number, since it is smaller than the sum of its proper divisors (38388145590).

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

23021000010 is a wasteful number, since it uses less digits than its factorization.

23021000010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27532 (or 27526 counting only the distinct ones).

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

Adding to 23021000010 its reverse (1000012032), we get a palindrome (24021012042).

The spelling of 23021000010 in words is "twenty-three billion, twenty-one million, ten", and thus it is an aban number and an uban number.