30131113323187 has 2 divisors, whose sum is σ = 30131113323188. Its totient is φ = 30131113323186.

The previous prime is 30131113323083. The next prime is 30131113323197. The reversal of 30131113323187 is 78132331113103.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30131113323187 - 2¹⁵ = 30131113290419 is a prime.

It is not a weakly prime, because it can be changed into another prime (30131113323197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15065556661593 + 15065556661594.

It is an arithmetic number, because the mean of its divisors is an integer number (15065556661594).

Almost surely, 2^{30131113323187} is an apocalyptic number.

30131113323187 is a deficient number, since it is larger than the sum of its proper divisors (1).

30131113323187 is an equidigital number, since it uses as much as digits as its factorization.

30131113323187 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 37.

The spelling of 30131113323187 in words is "thirty trillion, one hundred thirty-one billion, one hundred thirteen million, three hundred twenty-three thousand, one hundred eighty-seven".