13431120202 has 8 divisors (see below), whose sum is σ = 20796573312. Its totient is φ = 6498929100.

The previous prime is 13431120193. The next prime is 13431120203. The reversal of 13431120202 is 20202113431.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 13431120202.

It is not an unprimeable number, because it can be changed into a prime (13431120203) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 108315424 + ... + 108315547.

It is an arithmetic number, because the mean of its divisors is an integer number (2599571664).

Almost surely, 2^13431120202 is an apocalyptic number.

13431120202 is a deficient number, since it is larger than the sum of its proper divisors (7365453110).

13431120202 is a wasteful number, since it uses less digits than its factorization.

13431120202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216631004.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 13431120202 its reverse (20202113431), we get a palindrome (33633233633).

The spelling of 13431120202 in words is "thirteen billion, four hundred thirty-one million, one hundred twenty thousand, two hundred two".