32121031193 has 2 divisors, whose sum is σ = 32121031194. Its totient is φ = 32121031192.

The previous prime is 32121031177. The next prime is 32121031213. The reversal of 32121031193 is 39113012123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23388502489 + 8732528704 = 152933^2 + 93448^2 .

It is a cyclic number.

It is not a de Polignac number, because 32121031193 - 2⁴ = 32121031177 is a prime.

It is not a weakly prime, because it can be changed into another prime (32121031093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16060515596 + 16060515597.

It is an arithmetic number, because the mean of its divisors is an integer number (16060515597).

Almost surely, 2^32121031193 is an apocalyptic number.

It is an amenable number.

32121031193 is a deficient number, since it is larger than the sum of its proper divisors (1).

32121031193 is an equidigital number, since it uses as much as digits as its factorization.

32121031193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 26.

The spelling of 32121031193 in words is "thirty-two billion, one hundred twenty-one million, thirty-one thousand, one hundred ninety-three".