102331020131959 has 2 divisors, whose sum is σ = 102331020131960. Its totient is φ = 102331020131958.

The previous prime is 102331020131863. The next prime is 102331020132037. The reversal of 102331020131959 is 959131020133201.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 102331020131959 - 2²¹ = 102331018034807 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102331020137959) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51165510065979 + 51165510065980.

It is an arithmetic number, because the mean of its divisors is an integer number (51165510065980).

Almost surely, 2^{102331020131959} is an apocalyptic number.

102331020131959 is a deficient number, since it is larger than the sum of its proper divisors (1).

102331020131959 is an equidigital number, since it uses as much as digits as its factorization.

102331020131959 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43740, while the sum is 40.

The spelling of 102331020131959 in words is "one hundred two trillion, three hundred thirty-one billion, twenty million, one hundred thirty-one thousand, nine hundred fifty-nine".