231233013101113 has 2 divisors, whose sum is σ = 231233013101114. Its totient is φ = 231233013101112.

The previous prime is 231233013101107. The next prime is 231233013101147. The reversal of 231233013101113 is 311101310332132.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 137706164719929 + 93526848381184 = 11734827^2 + 9670928^2 .

It is a cyclic number.

It is not a de Polignac number, because 231233013101113 - 2⁴⁵ = 196048641012281 is a prime.

It is not a weakly prime, because it can be changed into another prime (231233013108113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115616506550556 + 115616506550557.

It is an arithmetic number, because the mean of its divisors is an integer number (115616506550557).

Almost surely, 2^{231233013101113} is an apocalyptic number.

It is an amenable number.

231233013101113 is a deficient number, since it is larger than the sum of its proper divisors (1).

231233013101113 is an equidigital number, since it uses as much as digits as its factorization.

231233013101113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 231233013101113 its reverse (311101310332132), we get a palindrome (542334323433245).

The spelling of 231233013101113 in words is "two hundred thirty-one trillion, two hundred thirty-three billion, thirteen million, one hundred one thousand, one hundred thirteen".