13202443412 has 6 divisors (see below), whose sum is σ = 23104275978. Its totient is φ = 6601221704.

The previous prime is 13202443403. The next prime is 13202443433. The reversal of 13202443412 is 21434420231.

It can be written as a sum of positive squares in only one way, i.e., 10141698436 + 3060744976 = 100706^2 + 55324^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1650305423 + ... + 1650305430.

It is an arithmetic number, because the mean of its divisors is an integer number (3850712663).

Almost surely, 2^13202443412 is an apocalyptic number.

It is an amenable number.

13202443412 is a deficient number, since it is larger than the sum of its proper divisors (9901832566).

13202443412 is a wasteful number, since it uses less digits than its factorization.

13202443412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3300610857 (or 3300610855 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 13202443412 its reverse (21434420231), we get a palindrome (34636863643).

The spelling of 13202443412 in words is "thirteen billion, two hundred two million, four hundred forty-three thousand, four hundred twelve".