231303133119979 has 2 divisors, whose sum is σ = 231303133119980. Its totient is φ = 231303133119978.

The previous prime is 231303133119931. The next prime is 231303133120021. The reversal of 231303133119979 is 979911331303132.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-231303133119979 is a prime.

It is a super-2 number, since 2×231303133119979² (a number of 30 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (231303133114979) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115651566559989 + 115651566559990.

It is an arithmetic number, because the mean of its divisors is an integer number (115651566559990).

Almost surely, 2^{231303133119979} is an apocalyptic number.

231303133119979 is a deficient number, since it is larger than the sum of its proper divisors (1).

231303133119979 is an equidigital number, since it uses as much as digits as its factorization.

231303133119979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2480058, while the sum is 55.

The spelling of 231303133119979 in words is "two hundred thirty-one trillion, three hundred three billion, one hundred thirty-three million, one hundred nineteen thousand, nine hundred seventy-nine".