13111420304 has 20 divisors (see below), whose sum is σ = 25444435440. Its totient is φ = 6545114400.

The previous prime is 13111420303. The next prime is 13111420327. The reversal of 13111420304 is 40302411131.

It is not an unprimeable number, because it can be changed into a prime (13111420303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 652022 + ... + 671829.

It is an arithmetic number, because the mean of its divisors is an integer number (1272221772).

Almost surely, 2^13111420304 is an apocalyptic number.

It is an amenable number.

13111420304 is a deficient number, since it is larger than the sum of its proper divisors (12333015136).

13111420304 is a wasteful number, since it uses less digits than its factorization.

13111420304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1324478 (or 1324472 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 13111420304 its reverse (40302411131), we get a palindrome (53413831435).

The spelling of 13111420304 in words is "thirteen billion, one hundred eleven million, four hundred twenty thousand, three hundred four".