123203450054530 has 8 divisors (see below), whose sum is σ = 221766210098172. Its totient is φ = 49281380021808.

The previous prime is 123203450054429. The next prime is 123203450054551. The reversal of 123203450054530 is 35450054302321.

It can be written as a sum of positive squares in 2 ways, for example, as 111993602786209 + 11209847268321 = 10582703^2 + 3348111^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 123203450054530.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6160172502717 + ... + 6160172502736.

Almost surely, 2^{123203450054530} is an apocalyptic number.

123203450054530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123203450054530 is a deficient number, since it is larger than the sum of its proper divisors (98562760043642).

123203450054530 is a wasteful number, since it uses less digits than its factorization.

123203450054530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12320345005460.

The product of its (nonzero) digits is 216000, while the sum is 37.

The spelling of 123203450054530 in words is "one hundred twenty-three trillion, two hundred three billion, four hundred fifty million, fifty-four thousand, five hundred thirty".