10021223922972 has 48 divisors (see below), whose sum is σ = 23884221537792. Its totient is φ = 3268807265920.

The previous prime is 10021223922917. The next prime is 10021223922989. The reversal of 10021223922972 is 27922932212001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2066272 + ... + 4930712.

It is an arithmetic number, because the mean of its divisors is an integer number (497587948704).

Almost surely, 2^{10021223922972} is an apocalyptic number.

10021223922972 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10021223922972 is an abundant number, since it is smaller than the sum of its proper divisors (13862997614820).

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

10021223922972 is a wasteful number, since it uses less digits than its factorization.

10021223922972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2870698 (or 2870696 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 42.

The spelling of 10021223922972 in words is "ten trillion, twenty-one billion, two hundred twenty-three million, nine hundred twenty-two thousand, nine hundred seventy-two".