123222503042400 has 72 divisors (see below), whose sum is σ = 401089247410824. Its totient is φ = 32859334144000.

The previous prime is 123222503042399. The next prime is 123222503042413. The reversal of 123222503042400 is 4240305222321.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 25671352401 + ... + 25671357200.

It is an arithmetic number, because the mean of its divisors is an integer number (5570683991817).

Almost surely, 2^{123222503042400} is an apocalyptic number.

123222503042400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123222503042400 is an abundant number, since it is smaller than the sum of its proper divisors (277866744368424).

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

123222503042400 is a wasteful number, since it uses less digits than its factorization.

123222503042400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51342709624 (or 51342709611 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 123222503042400 its reverse (4240305222321), we get a palindrome (127462808264721).

The spelling of 123222503042400 in words is "one hundred twenty-three trillion, two hundred twenty-two billion, five hundred three million, forty-two thousand, four hundred".