13123222198 has 16 divisors (see below), whose sum is σ = 20062483056. Its totient is φ = 6435804960.

The previous prime is 13123222181. The next prime is 13123222201. The reversal of 13123222198 is 89122232131.

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, 357865 + ... + 392827.

It is an arithmetic number, because the mean of its divisors is an integer number (1253905191).

Almost surely, 2^13123222198 is an apocalyptic number.

13123222198 is a deficient number, since it is larger than the sum of its proper divisors (6939260858).

13123222198 is a wasteful number, since it uses less digits than its factorization.

13123222198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38559.

The product of its digits is 10368, while the sum is 34.

The spelling of 13123222198 in words is "thirteen billion, one hundred twenty-three million, two hundred twenty-two thousand, one hundred ninety-eight".