123000014152452 has 48 divisors (see below), whose sum is σ = 289791336528512. Its totient is φ = 40601260523520.

The previous prime is 123000014152439. The next prime is 123000014152471. The reversal of 123000014152452 is 254251410000321.

It is a super-2 number, since 2×123000014152452² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75131238 + ... + 76750914.

Almost surely, 2^{123000014152452} is an apocalyptic number.

123000014152452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

123000014152452 is an abundant number, since it is smaller than the sum of its proper divisors (166791322376060).

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

123000014152452 is a wasteful number, since it uses less digits than its factorization.

123000014152452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1681228 (or 1681226 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 123000014152452 its reverse (254251410000321), we get a palindrome (377251424152773).

The spelling of 123000014152452 in words is "one hundred twenty-three trillion, fourteen million, one hundred fifty-two thousand, four hundred fifty-two".