33042242000 has 160 divisors (see below), whose sum is σ = 82040999040. Its totient is φ = 12866534400.

The previous prime is 33042241993. The next prime is 33042242003. The reversal of 33042242000 is 24224033.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33042242003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12624692 + ... + 12627308.

It is an arithmetic number, because the mean of its divisors is an integer number (512756244).

Almost surely, 2^33042242000 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 33042242000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41020499520).

33042242000 is an abundant number, since it is smaller than the sum of its proper divisors (48998757040).

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

33042242000 is a wasteful number, since it uses less digits than its factorization.

33042242000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2806 (or 2790 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 33042242000 its reverse (24224033), we get a palindrome (33066466033).

The spelling of 33042242000 in words is "thirty-three billion, forty-two million, two hundred forty-two thousand".