123034353421400 has 48 divisors (see below), whose sum is σ = 288586330799400. Its totient is φ = 48778221524480.

The previous prime is 123034353421393. The next prime is 123034353421411. The reversal of 123034353421400 is 4124353430321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2721976370 + ... + 2722021569.

Almost surely, 2^{123034353421400} is an apocalyptic number.

123034353421400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123034353421400 is an abundant number, since it is smaller than the sum of its proper divisors (165551977378000).

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

123034353421400 is a wasteful number, since it uses less digits than its factorization.

123034353421400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5443998068 (or 5443998059 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 35.

The spelling of 123034353421400 in words is "one hundred twenty-three trillion, thirty-four billion, three hundred fifty-three million, four hundred twenty-one thousand, four hundred".