123223011400 has 48 divisors (see below), whose sum is σ = 292589130240. Its totient is φ = 48240494400.

The previous prime is 123223011397. The next prime is 123223011413. The reversal of 123223011400 is 4110322321.

It is a happy 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, 6545016 + ... + 6563815.

It is an arithmetic number, because the mean of its divisors is an integer number (6095606880).

Almost surely, 2^123223011400 is an apocalyptic number.

123223011400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

123223011400 is an abundant number, since it is smaller than the sum of its proper divisors (169366118840).

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

123223011400 is a wasteful number, since it uses less digits than its factorization.

123223011400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13108894 (or 13108885 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 123223011400 its reverse (4110322321), we get a palindrome (127333333721).

The spelling of 123223011400 in words is "one hundred twenty-three billion, two hundred twenty-three million, eleven thousand, four hundred".