20132133312 has 112 divisors (see below), whose sum is σ = 58851954432. Its totient is φ = 6041333760.

The previous prime is 20132133247. The next prime is 20132133313. The reversal of 20132133312 is 21333123102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20132133313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59014 + ... + 209157.

Almost surely, 2^20132133312 is an apocalyptic number.

It is an amenable number.

20132133312 is an abundant number, since it is smaller than the sum of its proper divisors (38719821120).

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

20132133312 is a wasteful number, since it uses less digits than its factorization.

20132133312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 268226 (or 268216 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 20132133312 its reverse (21333123102), we get a palindrome (41465256414).

The spelling of 20132133312 in words is "twenty billion, one hundred thirty-two million, one hundred thirty-three thousand, three hundred twelve".