31926112051 has 2 divisors, whose sum is σ = 31926112052. Its totient is φ = 31926112050.

The previous prime is 31926112027. The next prime is 31926112133. The reversal of 31926112051 is 15021162913.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31926112051 - 2¹¹ = 31926110003 is a prime.

It is not a weakly prime, because it can be changed into another prime (31926112651) 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, 15963056025 + 15963056026.

It is an arithmetic number, because the mean of its divisors is an integer number (15963056026).

Almost surely, 2^31926112051 is an apocalyptic number.

31926112051 is a deficient number, since it is larger than the sum of its proper divisors (1).

31926112051 is an equidigital number, since it uses as much as digits as its factorization.

31926112051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3240, while the sum is 31.

Adding to 31926112051 its reverse (15021162913), we get a palindrome (46947274964).

The spelling of 31926112051 in words is "thirty-one billion, nine hundred twenty-six million, one hundred twelve thousand, fifty-one".