33020240000 has 320 divisors, whose sum is σ = 90623491200. Its totient is φ = 11880960000.

The previous prime is 33020239981. The next prime is 33020240009. The reversal of 33020240000 is 4202033.

It is a tau number, because it is divible by the number of its divisors (320).

It is not an unprimeable number, because it can be changed into a prime (33020240009) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 138159881 + ... + 138160119.

It is an arithmetic number, because the mean of its divisors is an integer number (283198410).

Almost surely, 2^33020240000 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 33020240000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45311745600).

33020240000 is an abundant number, since it is smaller than the sum of its proper divisors (57603251200).

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

33020240000 is a wasteful number, since it uses less digits than its factorization.

33020240000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441 (or 414 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 14.

Adding to 33020240000 its reverse (4202033), we get a palindrome (33024442033).

The spelling of 33020240000 in words is "thirty-three billion, twenty million, two hundred forty thousand".