13213110122 has 4 divisors (see below), whose sum is σ = 19819665186. Its totient is φ = 6606555060.

The previous prime is 13213110077. The next prime is 13213110149. The reversal of 13213110122 is 22101131231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22101131231 = 17 ⋅1300066543.

It can be written as a sum of positive squares in only one way, i.e., 12227715241 + 985394881 = 110579^2 + 31391^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 13213110122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3303277529 + ... + 3303277532.

Almost surely, 2^13213110122 is an apocalyptic number.

13213110122 is a deficient number, since it is larger than the sum of its proper divisors (6606555064).

13213110122 is an equidigital number, since it uses as much as digits as its factorization.

13213110122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6606555063.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 13213110122 its reverse (22101131231), we get a palindrome (35314241353).

The spelling of 13213110122 in words is "thirteen billion, two hundred thirteen million, one hundred ten thousand, one hundred twenty-two".