12244134400312 has 16 divisors (see below), whose sum is σ = 22957836873840. Its totient is φ = 6122044567296.

The previous prime is 12244134400307. The next prime is 12244134400387. The reversal of 12244134400312 is 21300443144221.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 408028 + ... + 4965355.

It is an arithmetic number, because the mean of its divisors is an integer number (1434864804615).

Almost surely, 2^{12244134400312} is an apocalyptic number.

It is an amenable number.

12244134400312 is a deficient number, since it is larger than the sum of its proper divisors (10713702473528).

12244134400312 is a wasteful number, since it uses less digits than its factorization.

12244134400312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5658222 (or 5658218 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

Adding to 12244134400312 its reverse (21300443144221), we get a palindrome (33544577544533).

The spelling of 12244134400312 in words is "twelve trillion, two hundred forty-four billion, one hundred thirty-four million, four hundred thousand, three hundred twelve".