33120520051000 has 32 divisors (see below), whose sum is σ = 77502016921680. Its totient is φ = 13248208020000.

The previous prime is 33120520050911. The next prime is 33120520051027. The reversal of 33120520051000 is 15002502133.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16560259026 + ... + 16560261025.

Almost surely, 2^{33120520051000} is an apocalyptic number.

It is an amenable number.

33120520051000 is an abundant number, since it is smaller than the sum of its proper divisors (44381496870680).

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

33120520051000 is a wasteful number, since it uses less digits than its factorization.

33120520051000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33120520072 (or 33120520058 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

Adding to 33120520051000 its reverse (15002502133), we get a palindrome (33135522553133).

The spelling of 33120520051000 in words is "thirty-three trillion, one hundred twenty billion, five hundred twenty million, fifty-one thousand".