13002232244 has 24 divisors (see below), whose sum is σ = 23543100840. Its totient is φ = 6275719296.

The previous prime is 13002232237. The next prime is 13002232259. The reversal of 13002232244 is 44223220031.

It can be written as a sum of positive squares in 4 ways, for example, as 7044244900 + 5957987344 = 83930^2 + 77188^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 958034 + ... + 971510.

It is an arithmetic number, because the mean of its divisors is an integer number (980962535).

Almost surely, 2^13002232244 is an apocalyptic number.

It is an amenable number.

13002232244 is a deficient number, since it is larger than the sum of its proper divisors (10540868596).

13002232244 is a wasteful number, since it uses less digits than its factorization.

13002232244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21827 (or 21825 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 13002232244 its reverse (44223220031), we get a palindrome (57225452275).

The spelling of 13002232244 in words is "thirteen billion, two million, two hundred thirty-two thousand, two hundred forty-four".