31314021230087 has 2 divisors, whose sum is σ = 31314021230088. Its totient is φ = 31314021230086.

The previous prime is 31314021230077. The next prime is 31314021230117. The reversal of 31314021230087 is 78003212041313.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31314021230087 - 2⁴ = 31314021230071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31314021230057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15657010615043 + 15657010615044.

It is an arithmetic number, because the mean of its divisors is an integer number (15657010615044).

Almost surely, 2^{31314021230087} is an apocalyptic number.

31314021230087 is a deficient number, since it is larger than the sum of its proper divisors (1).

31314021230087 is an equidigital number, since it uses as much as digits as its factorization.

31314021230087 is an evil number, because the sum of its binary digits is even.

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

The spelling of 31314021230087 in words is "thirty-one trillion, three hundred fourteen billion, twenty-one million, two hundred thirty thousand, eighty-seven".