123310344232355 has 24 divisors (see below), whose sum is σ = 175378932423792. Its totient is φ = 82960274709312.

The previous prime is 123310344232351. The next prime is 123310344232499. The reversal of 123310344232355 is 553232443013321.

It is not a de Polignac number, because 123310344232355 - 2² = 123310344232351 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123310344232351) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4748171237 + ... + 4748197206.

It is an arithmetic number, because the mean of its divisors is an integer number (7307455517658).

Almost surely, 2^{123310344232355} is an apocalyptic number.

123310344232355 is a deficient number, since it is larger than the sum of its proper divisors (52068588191437).

123310344232355 is an equidigital number, since it uses as much as digits as its factorization.

123310344232355 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9496368515 (or 9496368508 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 41.

Adding to 123310344232355 its reverse (553232443013321), we get a palindrome (676542787245676).

The spelling of 123310344232355 in words is "one hundred twenty-three trillion, three hundred ten billion, three hundred forty-four million, two hundred thirty-two thousand, three hundred fifty-five".