12113302311 has 12 divisors (see below), whose sum is σ = 19087628040. Its totient is φ = 7341395280.

The previous prime is 12113302303. The next prime is 12113302343. The reversal of 12113302311 is 11320331121.

12113302311 is a `hidden beast` number, since 1 + 21 + 1 + 330 + 2 + 311 = 666.

It is not a de Polignac number, because 12113302311 - 2³ = 12113302303 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12113302301) 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, 61178196 + ... + 61178393.

It is an arithmetic number, because the mean of its divisors is an integer number (1590635670).

Almost surely, 2^12113302311 is an apocalyptic number.

12113302311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12113302311 is a deficient number, since it is larger than the sum of its proper divisors (6974325729).

12113302311 is a wasteful number, since it uses less digits than its factorization.

12113302311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122356606 (or 122356603 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 12113302311 its reverse (11320331121), we get a palindrome (23433633432).

The spelling of 12113302311 in words is "twelve billion, one hundred thirteen million, three hundred two thousand, three hundred eleven".