32121344312117 has 2 divisors, whose sum is σ = 32121344312118. Its totient is φ = 32121344312116.

The previous prime is 32121344312111. The next prime is 32121344312149. The reversal of 32121344312117 is 71121344312123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21000946817041 + 11120397495076 = 4582679^2 + 3334726^2 .

It is a cyclic number.

It is not a de Polignac number, because 32121344312117 - 2²² = 32121340117813 is a prime.

It is a super-2 number, since 2×32121344312117² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32121344312111) 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 as a sum of consecutive naturals, namely, 16060672156058 + 16060672156059.

It is an arithmetic number, because the mean of its divisors is an integer number (16060672156059).

Almost surely, 2^{32121344312117} is an apocalyptic number.

It is an amenable number.

32121344312117 is a deficient number, since it is larger than the sum of its proper divisors (1).

32121344312117 is an equidigital number, since it uses as much as digits as its factorization.

32121344312117 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24192, while the sum is 35.

The spelling of 32121344312117 in words is "thirty-two trillion, one hundred twenty-one billion, three hundred forty-four million, three hundred twelve thousand, one hundred seventeen".