33211013221000 has 256 divisors, whose sum is σ = 82718502946560. Its totient is φ = 12437223321600.

The previous prime is 33211013220967. The next prime is 33211013221037. The reversal of 33211013221000 is 12231011233.

It is a super-2 number, since 2×33211013221000² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5607124039 + ... + 5607129961.

It is an arithmetic number, because the mean of its divisors is an integer number (323119152135).

Almost surely, 2^{33211013221000} 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 33211013221000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (41359251473280).

33211013221000 is an abundant number, since it is smaller than the sum of its proper divisors (49507489725560).

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

33211013221000 is a wasteful number, since it uses less digits than its factorization.

33211013221000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7641 (or 7627 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 33211013221000 its reverse (12231011233), we get a palindrome (33223244232233).

The spelling of 33211013221000 in words is "thirty-three trillion, two hundred eleven billion, thirteen million, two hundred twenty-one thousand".