1232133112 has 16 divisors (see below), whose sum is σ = 2640285360. Its totient is φ = 528057024.

The previous prime is 1232133101. The next prime is 1232133127. The reversal of 1232133112 is 2113312321.

It is a self number, because there is not a number n which added to its sum of digits gives 1232133112.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11001133 + ... + 11001244.

It is an arithmetic number, because the mean of its divisors is an integer number (165017835).

Almost surely, 2^1232133112 is an apocalyptic number.

It is an amenable number.

1232133112 is an abundant number, since it is smaller than the sum of its proper divisors (1408152248).

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

1232133112 is a wasteful number, since it uses less digits than its factorization.

1232133112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22002390 (or 22002386 counting only the distinct ones).

The product of its digits is 216, while the sum is 19.

The square root of 1232133112 is about 35101.7536883843. The cubic root of 1232133112 is about 1072.0602898260.

Adding to 1232133112 its reverse (2113312321), we get a palindrome (3345445433).

The spelling of 1232133112 in words is "one billion, two hundred thirty-two million, one hundred thirty-three thousand, one hundred twelve".