13144202242 has 32 divisors (see below), whose sum is σ = 21866757120. Its totient is φ = 5897635920.

The previous prime is 13144202191. The next prime is 13144202257. The reversal of 13144202242 is 24220244131.

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, 17017 + ... + 163027.

It is an arithmetic number, because the mean of its divisors is an integer number (683336160).

Almost surely, 2^13144202242 is an apocalyptic number.

13144202242 is a deficient number, since it is larger than the sum of its proper divisors (8722554878).

13144202242 is a wasteful number, since it uses less digits than its factorization.

13144202242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146158.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 13144202242 its reverse (24220244131), we get a palindrome (37364446373).

The spelling of 13144202242 in words is "thirteen billion, one hundred forty-four million, two hundred two thousand, two hundred forty-two".