12132133020 has 120 divisors (see below), whose sum is σ = 43495984224. Its totient is φ = 2773056384.

The previous prime is 12132132967. The next prime is 12132133031. The reversal of 12132133020 is 2033123121.

12132133020 is a `hidden beast` number, since 12 + 1 + 321 + 330 + 2 + 0 = 666.

It is a super-2 number, since 2×12132133020² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12132132984 and 12132133002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 523587 + ... + 546266.

Almost surely, 2^12132133020 is an apocalyptic number.

12132133020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12132133020 is an abundant number, since it is smaller than the sum of its proper divisors (31363851204).

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

12132133020 is a wasteful number, since it uses less digits than its factorization.

12132133020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1069881 (or 1069870 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 12132133020 its reverse (2033123121), we get a palindrome (14165256141).

The spelling of 12132133020 in words is "twelve billion, one hundred thirty-two million, one hundred thirty-three thousand, twenty".