20133322032 has 80 divisors (see below), whose sum is σ = 55065404160. Its totient is φ = 6321090816.

The previous prime is 20133322009. The next prime is 20133322039. The reversal of 20133322032 is 23022333102.

It is not an unprimeable number, because it can be changed into a prime (20133322039) 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, 93973 + ... + 221579.

It is an arithmetic number, because the mean of its divisors is an integer number (688317552).

Almost surely, 2^20133322032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20133322032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27532702080).

20133322032 is an abundant number, since it is smaller than the sum of its proper divisors (34932082128).

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

20133322032 is a wasteful number, since it uses less digits than its factorization.

20133322032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127810 (or 127804 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

Adding to 20133322032 its reverse (23022333102), we get a palindrome (43155655134).

The spelling of 20133322032 in words is "twenty billion, one hundred thirty-three million, three hundred twenty-two thousand, thirty-two".