13113404212 has 24 divisors (see below), whose sum is σ = 23213264256. Its totient is φ = 6481274208.

The previous prime is 13113404203. The next prime is 13113404233. The reversal of 13113404212 is 21240431131.

It is a super-2 number, since 2×13113404212² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200913 + ... + 258055.

It is an arithmetic number, because the mean of its divisors is an integer number (967219344).

Almost surely, 2^13113404212 is an apocalyptic number.

It is an amenable number.

13113404212 is a deficient number, since it is larger than the sum of its proper divisors (10099860044).

13113404212 is a wasteful number, since it uses less digits than its factorization.

13113404212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57807 (or 57805 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 13113404212 its reverse (21240431131), we get a palindrome (34353835343).

The spelling of 13113404212 in words is "thirteen billion, one hundred thirteen million, four hundred four thousand, two hundred twelve".