33023013020 has 12 divisors (see below), whose sum is σ = 69348327384. Its totient is φ = 13209205200.

The previous prime is 33023013019. The next prime is 33023013059. The reversal of 33023013020 is 2031032033.

It is a self number, because there is not a number n which added to its sum of digits gives 33023013020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 825575306 + ... + 825575345.

It is an arithmetic number, because the mean of its divisors is an integer number (5779027282).

Almost surely, 2^33023013020 is an apocalyptic number.

It is an amenable number.

33023013020 is an abundant number, since it is smaller than the sum of its proper divisors (36325314364).

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

33023013020 is a wasteful number, since it uses less digits than its factorization.

33023013020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1651150660 (or 1651150658 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 17.

Adding to 33023013020 its reverse (2031032033), we get a palindrome (35054045053).

The spelling of 33023013020 in words is "thirty-three billion, twenty-three million, thirteen thousand, twenty".