12133101112 has 16 divisors (see below), whose sum is σ = 24817707000. Its totient is φ = 5515045920.

The previous prime is 12133101041. The next prime is 12133101119. The reversal of 12133101112 is 21110133121.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12133101119) 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, 68937987 + ... + 68938162.

Almost surely, 2^12133101112 is an apocalyptic number.

It is an amenable number.

12133101112 is an abundant number, since it is smaller than the sum of its proper divisors (12684605888).

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

12133101112 is a wasteful number, since it uses less digits than its factorization.

12133101112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137876166 (or 137876162 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 12133101112 its reverse (21110133121), we get a palindrome (33243234233).

The spelling of 12133101112 in words is "twelve billion, one hundred thirty-three million, one hundred one thousand, one hundred twelve".