123201111520514 has 16 divisors (see below), whose sum is σ = 187167404054400. Its totient is φ = 60812197462224.

The previous prime is 123201111520397. The next prime is 123201111520523. The reversal of 123201111520514 is 415025111102321.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54036152 + ... + 56269955.

It is an arithmetic number, because the mean of its divisors is an integer number (11697962753400).

Almost surely, 2^{123201111520514} is an apocalyptic number.

123201111520514 is a deficient number, since it is larger than the sum of its proper divisors (63966292533886).

123201111520514 is a wasteful number, since it uses less digits than its factorization.

123201111520514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110313257.

The product of its (nonzero) digits is 2400, while the sum is 29.

Adding to 123201111520514 its reverse (415025111102321), we get a palindrome (538226222622835).

The spelling of 123201111520514 in words is "one hundred twenty-three trillion, two hundred one billion, one hundred eleven million, five hundred twenty thousand, five hundred fourteen".