123030330323400 has 144 divisors (see below), whose sum is σ = 416192749654500. Its totient is φ = 32568612925440.

The previous prime is 123030330323339. The next prime is 123030330323413. The reversal of 123030330323400 is 4323033030321.

It is a happy number.

123030330323400 is a `hidden beast` number, since 1 + 2 + 3 + 0 + 3 + 0 + 330 + 323 + 4 + 0 + 0 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 61418788436196 + 61611541887204 = 7837014^2 + 7849302^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 249206625 + ... + 249699824.

Almost surely, 2^{123030330323400} is an apocalyptic number.

123030330323400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123030330323400 is an abundant number, since it is smaller than the sum of its proper divisors (293162419331100).

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

123030330323400 is a wasteful number, since it uses less digits than its factorization.

123030330323400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498906608 (or 498906596 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 27.

Adding to 123030330323400 its reverse (4323033030321), we get a palindrome (127353363353721).

The spelling of 123030330323400 in words is "one hundred twenty-three trillion, thirty billion, three hundred thirty million, three hundred twenty-three thousand, four hundred".