33031134220212 has 72 divisors (see below), whose sum is σ = 87433465339584. Its totient is φ = 10494451541376.

The previous prime is 33031134220193. The next prime is 33031134220241. The reversal of 33031134220212 is 21202243113033.

33031134220212 is a `hidden beast` number, since 3 + 3 + 0 + 311 + 342 + 2 + 0 + 2 + 1 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 70247433 + ... + 70716080.

It is an arithmetic number, because the mean of its divisors is an integer number (1214353685272).

Almost surely, 2^{33031134220212} is an apocalyptic number.

It is an amenable number.

33031134220212 is an abundant number, since it is smaller than the sum of its proper divisors (54402331119372).

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

33031134220212 is a wasteful number, since it uses less digits than its factorization.

33031134220212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140963829 (or 140963824 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 33031134220212 its reverse (21202243113033), we get a palindrome (54233377333245).

The spelling of 33031134220212 in words is "thirty-three trillion, thirty-one billion, one hundred thirty-four million, two hundred twenty thousand, two hundred twelve".