33213020000 has 240 divisors, whose sum is σ = 84597670080. Its totient is φ = 12824064000.

The previous prime is 33213019999. The next prime is 33213020107. The reversal of 33213020000 is 2031233.

It is a super-2 number, since 2×33213020000² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 83659802 + ... + 83660198.

It is an arithmetic number, because the mean of its divisors is an integer number (352490292).

Almost surely, 2^33213020000 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 33213020000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42298835040).

33213020000 is an abundant number, since it is smaller than the sum of its proper divisors (51384650080).

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

33213020000 is an equidigital number, since it uses as much as digits as its factorization.

33213020000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 563 (or 540 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 14.

Adding to 33213020000 its reverse (2031233), we get a palindrome (33215051233).

The spelling of 33213020000 in words is "thirty-three billion, two hundred thirteen million, twenty thousand".