231102201231439 has 2 divisors, whose sum is σ = 231102201231440. Its totient is φ = 231102201231438.

The previous prime is 231102201231379. The next prime is 231102201231457. The reversal of 231102201231439 is 934132102201132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 231102201231439 - 2¹¹ = 231102201229391 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231102201271439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115551100615719 + 115551100615720.

It is an arithmetic number, because the mean of its divisors is an integer number (115551100615720).

Almost surely, 2^{231102201231439} is an apocalyptic number.

231102201231439 is a deficient number, since it is larger than the sum of its proper divisors (1).

231102201231439 is an equidigital number, since it uses as much as digits as its factorization.

231102201231439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 34.

The spelling of 231102201231439 in words is "two hundred thirty-one trillion, one hundred two billion, two hundred one million, two hundred thirty-one thousand, four hundred thirty-nine".