33320202212 has 72 divisors (see below), whose sum is σ = 66964968000. Its totient is φ = 14468618560.

The previous prime is 33320202193. The next prime is 33320202247. The reversal of 33320202212 is 21220202333.

It is a super-2 number, since 2×33320202212² (a number of 22 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 23 ways as a sum of consecutive naturals, for example, 12344039 + ... + 12346737.

It is an arithmetic number, because the mean of its divisors is an integer number (930069000).

Almost surely, 2^33320202212 is an apocalyptic number.

It is an amenable number.

33320202212 is an abundant number, since it is smaller than the sum of its proper divisors (33644765788).

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

33320202212 is a wasteful number, since it uses less digits than its factorization.

33320202212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3857 (or 3844 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 33320202212 its reverse (21220202333), we get a palindrome (54540404545).

It can be divided in two parts, 33320 and 202212, that added together give a palindrome (235532).

The spelling of 33320202212 in words is "thirty-three billion, three hundred twenty million, two hundred two thousand, two hundred twelve".