12113111332 has 24 divisors (see below), whose sum is σ = 24240593664. Its totient is φ = 5188253952.

The previous prime is 12113111293. The next prime is 12113111333. The reversal of 12113111332 is 23311131121.

It is a super-2 number, since 2×12113111332² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12113111333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79948 + ... + 174979.

It is an arithmetic number, because the mean of its divisors is an integer number (1010024736).

Almost surely, 2^12113111332 is an apocalyptic number.

It is an amenable number.

12113111332 is an abundant number, since it is smaller than the sum of its proper divisors (12127482332).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12113111332 is a wasteful number, since it uses less digits than its factorization.

12113111332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256635 (or 256633 counting only the distinct ones).

The product of its digits is 108, while the sum is 19.

Adding to 12113111332 its reverse (23311131121), we get a palindrome (35424242453).

The spelling of 12113111332 in words is "twelve billion, one hundred thirteen million, one hundred eleven thousand, three hundred thirty-two".