421957960700131 has 2 divisors, whose sum is σ = 421957960700132. Its totient is φ = 421957960700130.

The previous prime is 421957960700117. The next prime is 421957960700219. The reversal of 421957960700131 is 131007069759124.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 421957960700131 - 2⁹ = 421957960699619 is a prime.

It is a super-2 number, since 2×421957960700131² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (421957960703131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210978980350065 + 210978980350066.

It is an arithmetic number, because the mean of its divisors is an integer number (210978980350066).

Almost surely, 2^{421957960700131} is an apocalyptic number.

421957960700131 is a deficient number, since it is larger than the sum of its proper divisors (1).

421957960700131 is an equidigital number, since it uses as much as digits as its factorization.

421957960700131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2857680, while the sum is 55.

The spelling of 421957960700131 in words is "four hundred twenty-one trillion, nine hundred fifty-seven billion, nine hundred sixty million, seven hundred thousand, one hundred thirty-one".