13112302011 has 16 divisors (see below), whose sum is σ = 18537645600. Its totient is φ = 8215699968.

The previous prime is 13112301991. The next prime is 13112302057. The reversal of 13112302011 is 11020321131.

It is a happy number.

It is not a de Polignac number, because 13112302011 - 2⁷ = 13112301883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13112302811) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145156 + ... + 217473.

It is an arithmetic number, because the mean of its divisors is an integer number (1158602850).

Almost surely, 2^13112302011 is an apocalyptic number.

13112302011 is a deficient number, since it is larger than the sum of its proper divisors (5425343589).

13112302011 is a wasteful number, since it uses less digits than its factorization.

13112302011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363358.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 13112302011 its reverse (11020321131), we get a palindrome (24132623142).

The spelling of 13112302011 in words is "thirteen billion, one hundred twelve million, three hundred two thousand, eleven".