231421034371 has 2 divisors, whose sum is σ = 231421034372. Its totient is φ = 231421034370.

The previous prime is 231421034353. The next prime is 231421034423. The reversal of 231421034371 is 173430124132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 231421034371 - 2³³ = 222831099779 is a prime.

It is not a weakly prime, because it can be changed into another prime (231421034771) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115710517185 + 115710517186.

It is an arithmetic number, because the mean of its divisors is an integer number (115710517186).

Almost surely, 2^231421034371 is an apocalyptic number.

231421034371 is a deficient number, since it is larger than the sum of its proper divisors (1).

231421034371 is an equidigital number, since it uses as much as digits as its factorization.

231421034371 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12096, while the sum is 31.

The spelling of 231421034371 in words is "two hundred thirty-one billion, four hundred twenty-one million, thirty-four thousand, three hundred seventy-one".