33212212000 has 192 divisors, whose sum is σ = 89504932608. Its totient is φ = 12011520000.

The previous prime is 33212211971. The next prime is 33212212051. The reversal of 33212212000 is 21221233.

It is a super-2 number, since 2×33212212000² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8490045 + ... + 8493955.

It is an arithmetic number, because the mean of its divisors is an integer number (466171524).

Almost surely, 2^33212212000 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 33212212000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44752466304).

33212212000 is an abundant number, since it is smaller than the sum of its proper divisors (56292720608).

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

33212212000 is a wasteful number, since it uses less digits than its factorization.

33212212000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4140 (or 4122 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 33212212000 its reverse (21221233), we get a palindrome (33233433233).

The spelling of 33212212000 in words is "thirty-three billion, two hundred twelve million, two hundred twelve thousand".