33021230221232 has 80 divisors (see below), whose sum is σ = 73470308670720. Its totient is φ = 14219277292800.

The previous prime is 33021230221229. The next prime is 33021230221253. The reversal of 33021230221232 is 23212203212033.

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, 144423482 + ... + 144651942.

It is an arithmetic number, because the mean of its divisors is an integer number (918378858384).

Almost surely, 2^{33021230221232} is an apocalyptic number.

It is an amenable number.

33021230221232 is an abundant number, since it is smaller than the sum of its proper divisors (40449078449488).

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

33021230221232 is a wasteful number, since it uses less digits than its factorization.

33021230221232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271722 (or 271716 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 33021230221232 its reverse (23212203212033), we get a palindrome (56233433433265).

The spelling of 33021230221232 in words is "thirty-three trillion, twenty-one billion, two hundred thirty million, two hundred twenty-one thousand, two hundred thirty-two".