33002020000 has 60 divisors (see below), whose sum is σ = 81189968706. Its totient is φ = 13200800000.

The previous prime is 33002019949. The next prime is 33002020001. The reversal of 33002020000 is 2020033.

It can be written as a sum of positive squares in 5 ways, for example, as 2638260496 + 30363759504 = 51364^2 + 174252^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (33002020001) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 805051 + ... + 845050.

Almost surely, 2^33002020000 is an apocalyptic number.

It is an amenable number.

33002020000 is an abundant number, since it is smaller than the sum of its proper divisors (48187948706).

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

33002020000 is an equidigital number, since it uses as much as digits as its factorization.

33002020000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1650131 (or 1650108 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 10.

Adding to 33002020000 its reverse (2020033), we get a palindrome (33004040033).

The spelling of 33002020000 in words is "thirty-three billion, two million, twenty thousand".