13113440202 has 32 divisors (see below), whose sum is σ = 27949473792. Its totient is φ = 4092135344.

The previous prime is 13113440183. The next prime is 13113440233. The reversal of 13113440202 is 20204431131.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1004418 + ... + 1017389.

It is an arithmetic number, because the mean of its divisors is an integer number (873421056).

Almost surely, 2^13113440202 is an apocalyptic number.

13113440202 is an abundant number, since it is smaller than the sum of its proper divisors (14836033590).

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

13113440202 is a wasteful number, since it uses less digits than its factorization.

13113440202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2021882.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 13113440202 its reverse (20204431131), we get a palindrome (33317871333).

The spelling of 13113440202 in words is "thirteen billion, one hundred thirteen million, four hundred forty thousand, two hundred two".