13112335402 has 16 divisors (see below), whose sum is σ = 19819773792. Its totient is φ = 6505900560.

The previous prime is 13112335387. The next prime is 13112335417. The reversal of 13112335402 is 20453321131.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (13112335387) and next prime (13112335417).

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, 130273 + ... + 207835.

It is an arithmetic number, because the mean of its divisors is an integer number (1238735862).

Almost surely, 2^13112335402 is an apocalyptic number.

13112335402 is a deficient number, since it is larger than the sum of its proper divisors (6707438390).

13112335402 is a wasteful number, since it uses less digits than its factorization.

13112335402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78213.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 13112335402 its reverse (20453321131), we get a palindrome (33565656533).

The spelling of 13112335402 in words is "thirteen billion, one hundred twelve million, three hundred thirty-five thousand, four hundred two".