13112142244 has 12 divisors (see below), whose sum is σ = 23737499100. Its totient is φ = 6329999648.

The previous prime is 13112142233. The next prime is 13112142271. The reversal of 13112142244 is 44224121131.

It can be written as a sum of positive squares in 2 ways, for example, as 11132782144 + 1979360100 = 105512^2 + 44490^2 .

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, 56517739 + ... + 56517970.

It is an arithmetic number, because the mean of its divisors is an integer number (1978124925).

Almost surely, 2^13112142244 is an apocalyptic number.

It is an amenable number.

13112142244 is a deficient number, since it is larger than the sum of its proper divisors (10625356856).

13112142244 is a wasteful number, since it uses less digits than its factorization.

13112142244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113035742 (or 113035740 counting only the distinct ones).

The product of its digits is 1536, while the sum is 25.

Adding to 13112142244 its reverse (44224121131), we get a palindrome (57336263375).

The spelling of 13112142244 in words is "thirteen billion, one hundred twelve million, one hundred forty-two thousand, two hundred forty-four".