12213312131400 has 48 divisors (see below), whose sum is σ = 37861267609200. Its totient is φ = 3256883234880.

The previous prime is 12213312131399. The next prime is 12213312131467. The reversal of 12213312131400 is 413121331221.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10177759510 + ... + 10177760709.

It is an arithmetic number, because the mean of its divisors is an integer number (788776408525).

Almost surely, 2^{12213312131400} is an apocalyptic number.

12213312131400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12213312131400 is an abundant number, since it is smaller than the sum of its proper divisors (25647955477800).

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

12213312131400 is a wasteful number, since it uses less digits than its factorization.

12213312131400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20355520238 (or 20355520229 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 12213312131400 its reverse (413121331221), we get a palindrome (12626433462621).

The spelling of 12213312131400 in words is "twelve trillion, two hundred thirteen billion, three hundred twelve million, one hundred thirty-one thousand, four hundred".