13120113303 has 12 divisors (see below), whose sum is σ = 20674118088. Its totient is φ = 7951583760.

The previous prime is 13120113299. The next prime is 13120113313. The reversal of 13120113303 is 30331102131.

It is a happy number.

13120113303 is a `hidden beast` number, since 131 + 201 + 1 + 330 + 3 = 666.

It is not a de Polignac number, because 13120113303 - 2² = 13120113299 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13120113313) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 66263100 + ... + 66263297.

It is an arithmetic number, because the mean of its divisors is an integer number (1722843174).

Almost surely, 2^13120113303 is an apocalyptic number.

13120113303 is a deficient number, since it is larger than the sum of its proper divisors (7554004785).

13120113303 is a wasteful number, since it uses less digits than its factorization.

13120113303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132526414 (or 132526411 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 13120113303 its reverse (30331102131), we get a palindrome (43451215434).

The spelling of 13120113303 in words is "thirteen billion, one hundred twenty million, one hundred thirteen thousand, three hundred three".