32033121220 has 48 divisors (see below), whose sum is σ = 67587125760. Its totient is φ = 12752852096.

The previous prime is 32033121217. The next prime is 32033121251. The reversal of 32033121220 is 2212133023.

It is a super-2 number, since 2×32033121220² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7851141 + ... + 7855219.

It is an arithmetic number, because the mean of its divisors is an integer number (1408065120).

Almost surely, 2^32033121220 is an apocalyptic number.

It is an amenable number.

32033121220 is an abundant number, since it is smaller than the sum of its proper divisors (35554004540).

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

32033121220 is a wasteful number, since it uses less digits than its factorization.

32033121220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5844 (or 5842 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 32033121220 its reverse (2212133023), we get a palindrome (34245254243).

It can be divided in two parts, 320331 and 21220, that added together give a triangular number (341551 = T₈₂₆).

The spelling of 32033121220 in words is "thirty-two billion, thirty-three million, one hundred twenty-one thousand, two hundred twenty".