123315332035254 has 32 divisors (see below), whose sum is σ = 249402998108160. Its totient is φ = 40643059461312.

The previous prime is 123315332035241. The next prime is 123315332035289. The reversal of 123315332035254 is 452530233513321.

It is a super-2 number, since 2×123315332035254² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 146656659 + ... + 147495105.

It is an arithmetic number, because the mean of its divisors is an integer number (7793843690880).

Almost surely, 2^{123315332035254} is an apocalyptic number.

123315332035254 is an abundant number, since it is smaller than the sum of its proper divisors (126087666072906).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

123315332035254 is a wasteful number, since it uses less digits than its factorization.

123315332035254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1113964.

The product of its (nonzero) digits is 972000, while the sum is 42.

Adding to 123315332035254 its reverse (452530233513321), we get a palindrome (575845565548575).

The spelling of 123315332035254 in words is "one hundred twenty-three trillion, three hundred fifteen billion, three hundred thirty-two million, thirty-five thousand, two hundred fifty-four".