33243300020 has 48 divisors (see below), whose sum is σ = 79803696000. Its totient is φ = 11394877824.

The previous prime is 33243299993. The next prime is 33243300031. The reversal of 33243300020 is 2000334233.

It is a super-2 number, since 2×33243300020² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 33243299965 and 33243300001.

It is a congruent number.

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, 582731 + ... + 637229.

It is an arithmetic number, because the mean of its divisors is an integer number (1662577000).

Almost surely, 2^33243300020 is an apocalyptic number.

It is an amenable number.

33243300020 is an abundant number, since it is smaller than the sum of its proper divisors (46560395980).

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

33243300020 is a wasteful number, since it uses less digits than its factorization.

33243300020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58872 (or 58870 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 20.

Adding to 33243300020 its reverse (2000334233), we get a palindrome (35243634253).

The spelling of 33243300020 in words is "thirty-three billion, two hundred forty-three million, three hundred thousand, twenty".