30131113060987 has 2 divisors, whose sum is σ = 30131113060988. Its totient is φ = 30131113060986.

The previous prime is 30131113060973. The next prime is 30131113061003. The reversal of 30131113060987 is 78906031113103.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 30131113060987 - 2⁷ = 30131113060859 is a prime.

It is not a weakly prime, because it can be changed into another prime (30131113060907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15065556530493 + 15065556530494.

It is an arithmetic number, because the mean of its divisors is an integer number (15065556530494).

Almost surely, 2^{30131113060987} is an apocalyptic number.

30131113060987 is a deficient number, since it is larger than the sum of its proper divisors (1).

30131113060987 is an equidigital number, since it uses as much as digits as its factorization.

30131113060987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 43.

The spelling of 30131113060987 in words is "thirty trillion, one hundred thirty-one billion, one hundred thirteen million, sixty thousand, nine hundred eighty-seven".