133112321232 has 40 divisors (see below), whose sum is σ = 375134724960. Its totient is φ = 40337066880.

The previous prime is 133112321219. The next prime is 133112321239. The reversal of 133112321232 is 232123211331.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133112321239) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 126052807 + ... + 126053862.

It is an arithmetic number, because the mean of its divisors is an integer number (9378368124).

Almost surely, 2^133112321232 is an apocalyptic number.

133112321232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

133112321232 is an abundant number, since it is smaller than the sum of its proper divisors (242022403728).

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

133112321232 is a wasteful number, since it uses less digits than its factorization.

133112321232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252106691 (or 252106685 counting only the distinct ones).

The product of its digits is 1296, while the sum is 24.

Adding to 133112321232 its reverse (232123211331), we get a palindrome (365235532563).

The spelling of 133112321232 in words is "one hundred thirty-three billion, one hundred twelve million, three hundred twenty-one thousand, two hundred thirty-two".