313132023251 has 2 divisors, whose sum is σ = 313132023252. Its totient is φ = 313132023250.

The previous prime is 313132023187. The next prime is 313132023271. The reversal of 313132023251 is 152320231313.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 313132023251 - 2⁶ = 313132023187 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 313132023251.

It is not a weakly prime, because it can be changed into another prime (313132023271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156566011625 + 156566011626.

It is an arithmetic number, because the mean of its divisors is an integer number (156566011626).

Almost surely, 2^313132023251 is an apocalyptic number.

313132023251 is a deficient number, since it is larger than the sum of its proper divisors (1).

313132023251 is an equidigital number, since it uses as much as digits as its factorization.

313132023251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 26.

Adding to 313132023251 its reverse (152320231313), we get a palindrome (465452254564).

The spelling of 313132023251 in words is "three hundred thirteen billion, one hundred thirty-two million, twenty-three thousand, two hundred fifty-one".