30331213379 has 2 divisors, whose sum is σ = 30331213380. Its totient is φ = 30331213378.

The previous prime is 30331213307. The next prime is 30331213399. The reversal of 30331213379 is 97331213303.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 30331213379 - 2¹² = 30331209283 is a prime.

It is not a weakly prime, because it can be changed into another prime (30331213399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15165606689 + 15165606690.

It is an arithmetic number, because the mean of its divisors is an integer number (15165606690).

Almost surely, 2^30331213379 is an apocalyptic number.

30331213379 is a deficient number, since it is larger than the sum of its proper divisors (1).

30331213379 is an equidigital number, since it uses as much as digits as its factorization.

30331213379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30618, while the sum is 35.

The spelling of 30331213379 in words is "thirty billion, three hundred thirty-one million, two hundred thirteen thousand, three hundred seventy-nine".