13189270122 has 144 divisors (see below), whose sum is σ = 35316889920. Its totient is φ = 3637805472.

The previous prime is 13189270117. The next prime is 13189270169. The reversal of 13189270122 is 22107298131.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2222323 + ... + 2228249.

It is an arithmetic number, because the mean of its divisors is an integer number (245256180).

Almost surely, 2^13189270122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13189270122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17658444960).

13189270122 is an abundant number, since it is smaller than the sum of its proper divisors (22127619798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13189270122 is a wasteful number, since it uses less digits than its factorization.

13189270122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6010 (or 5968 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The spelling of 13189270122 in words is "thirteen billion, one hundred eighty-nine million, two hundred seventy thousand, one hundred twenty-two".