13022116 has 6 divisors (see below), whose sum is σ = 22788710. Its totient is φ = 6511056.

The previous prime is 13022099. The next prime is 13022129. The reversal of 13022116 is 61122031.

13022116 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 10588516 + 2433600 = 3254^2 + 1560^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13022116.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1627761 + ... + 1627768.

Almost surely, 2^13022116 is an apocalyptic number.

It is an amenable number.

13022116 is a deficient number, since it is larger than the sum of its proper divisors (9766594).

13022116 is a wasteful number, since it uses less digits than its factorization.

13022116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3255533 (or 3255531 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 13022116 is about 3608.6169095652. The cubic root of 13022116 is about 235.2667319941.

Adding to 13022116 its reverse (61122031), we get a palindrome (74144147).

The spelling of 13022116 in words is "thirteen million, twenty-two thousand, one hundred sixteen".