972202021132321 has 12 divisors (see below), whose sum is σ = 1132017360015360. Its totient is φ = 832513981478760.

The previous prime is 972202021132231. The next prime is 972202021132327. The reversal of 972202021132321 is 123231120202279.

It is not a de Polignac number, because 972202021132321 - 2⁷ = 972202021132193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (972202021132327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9548003745 + ... + 9548105566.

It is an arithmetic number, because the mean of its divisors is an integer number (94334780001280).

Almost surely, 2^{972202021132321} is an apocalyptic number.

It is an amenable number.

972202021132321 is a deficient number, since it is larger than the sum of its proper divisors (159815338883039).

972202021132321 is a wasteful number, since it uses less digits than its factorization.

972202021132321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19096110364 (or 19096110357 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 37.

The spelling of 972202021132321 in words is "nine hundred seventy-two trillion, two hundred two billion, twenty-one million, one hundred thirty-two thousand, three hundred twenty-one".