3131230312127 has 2 divisors, whose sum is σ = 3131230312128. Its totient is φ = 3131230312126.

The previous prime is 3131230312117. The next prime is 3131230312153. The reversal of 3131230312127 is 7212130321313.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3131230312127 - 2⁸ = 3131230311871 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3131230312127.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3131230312117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1565615156063 + 1565615156064.

It is an arithmetic number, because the mean of its divisors is an integer number (1565615156064).

Almost surely, 2^{3131230312127} is an apocalyptic number.

3131230312127 is a deficient number, since it is larger than the sum of its proper divisors (1).

3131230312127 is an equidigital number, since it uses as much as digits as its factorization.

3131230312127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 29.

The spelling of 3131230312127 in words is "three trillion, one hundred thirty-one billion, two hundred thirty million, three hundred twelve thousand, one hundred twenty-seven".