32121101393 has 2 divisors, whose sum is σ = 32121101394. Its totient is φ = 32121101392.

The previous prime is 32121101387. The next prime is 32121101429. The reversal of 32121101393 is 39310112123.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24269900944 + 7851200449 = 155788^2 + 88607^2 .

It is a cyclic number.

It is not a de Polignac number, because 32121101393 - 2²⁰ = 32120052817 is a prime.

It is not a weakly prime, because it can be changed into another prime (32121101293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16060550696 + 16060550697.

It is an arithmetic number, because the mean of its divisors is an integer number (16060550697).

Almost surely, 2^32121101393 is an apocalyptic number.

It is an amenable number.

32121101393 is a deficient number, since it is larger than the sum of its proper divisors (1).

32121101393 is an equidigital number, since it uses as much as digits as its factorization.

32121101393 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 32121101393 in words is "thirty-two billion, one hundred twenty-one million, one hundred one thousand, three hundred ninety-three".