12310220131087 has 2 divisors, whose sum is σ = 12310220131088. Its totient is φ = 12310220131086.

The previous prime is 12310220131081. The next prime is 12310220131123. The reversal of 12310220131087 is 78013102201321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12310220131087 - 2⁷ = 12310220130959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12310220131081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6155110065543 + 6155110065544.

It is an arithmetic number, because the mean of its divisors is an integer number (6155110065544).

Almost surely, 2^{12310220131087} is an apocalyptic number.

12310220131087 is a deficient number, since it is larger than the sum of its proper divisors (1).

12310220131087 is an equidigital number, since it uses as much as digits as its factorization.

12310220131087 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 31.

The spelling of 12310220131087 in words is "twelve trillion, three hundred ten billion, two hundred twenty million, one hundred thirty-one thousand, eighty-seven".