21132130322999 has 16 divisors (see below), whose sum is σ = 23441310074880. Its totient is φ = 18959883069600.

The previous prime is 21132130322993. The next prime is 21132130323053. The reversal of 21132130322999 is 99922303123112.

It is a cyclic number.

It is not a de Polignac number, because 21132130322999 - 2¹² = 21132130318903 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21132130322993) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 239348327 + ... + 239436600.

It is an arithmetic number, because the mean of its divisors is an integer number (1465081879680).

Almost surely, 2^{21132130322999} is an apocalyptic number.

21132130322999 is a deficient number, since it is larger than the sum of its proper divisors (2309179751881).

21132130322999 is a wasteful number, since it uses less digits than its factorization.

21132130322999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478785070.

The product of its (nonzero) digits is 314928, while the sum is 47.

The spelling of 21132130322999 in words is "twenty-one trillion, one hundred thirty-two billion, one hundred thirty million, three hundred twenty-two thousand, nine hundred ninety-nine".