33023321020 has 48 divisors (see below), whose sum is σ = 72132673536. Its totient is φ = 12685608000.

The previous prime is 33023321017. The next prime is 33023321021. The reversal of 33023321020 is 2012332033.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33023321021) 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, 122076 + ... + 284515.

It is an arithmetic number, because the mean of its divisors is an integer number (1502764032).

Almost surely, 2^33023321020 is an apocalyptic number.

It is an amenable number.

33023321020 is an abundant number, since it is smaller than the sum of its proper divisors (39109352516).

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

33023321020 is a wasteful number, since it uses less digits than its factorization.

33023321020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406762 (or 406760 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 33023321020 its reverse (2012332033), we get a palindrome (35035653053).

The spelling of 33023321020 in words is "thirty-three billion, twenty-three million, three hundred twenty-one thousand, twenty".