231551351353103 has 2 divisors, whose sum is σ = 231551351353104. Its totient is φ = 231551351353102.

The previous prime is 231551351353073. The next prime is 231551351353117. The reversal of 231551351353103 is 301353153155132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 231551351353103 - 2¹⁶ = 231551351287567 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (231551351353403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115775675676551 + 115775675676552.

It is an arithmetic number, because the mean of its divisors is an integer number (115775675676552).

Almost surely, 2^{231551351353103} is an apocalyptic number.

231551351353103 is a deficient number, since it is larger than the sum of its proper divisors (1).

231551351353103 is an equidigital number, since it uses as much as digits as its factorization.

231551351353103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 303750, while the sum is 41.

The spelling of 231551351353103 in words is "two hundred thirty-one trillion, five hundred fifty-one billion, three hundred fifty-one million, three hundred fifty-three thousand, one hundred three".