33120132212 has 6 divisors (see below), whose sum is σ = 57960231378. Its totient is φ = 16560066104.

The previous prime is 33120132187. The next prime is 33120132229. The reversal of 33120132212 is 21223102133.

It can be written as a sum of positive squares in only one way, i.e., 32086123876 + 1034008336 = 179126^2 + 32156^2 .

It is a congruent number.

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 as a sum of consecutive naturals, namely, 4140016523 + ... + 4140016530.

It is an arithmetic number, because the mean of its divisors is an integer number (9660038563).

Almost surely, 2^33120132212 is an apocalyptic number.

It is an amenable number.

33120132212 is a deficient number, since it is larger than the sum of its proper divisors (24840099166).

33120132212 is a wasteful number, since it uses less digits than its factorization.

33120132212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8280033057 (or 8280033055 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 33120132212 its reverse (21223102133), we get a palindrome (54343234345).

The spelling of 33120132212 in words is "thirty-three billion, one hundred twenty million, one hundred thirty-two thousand, two hundred twelve".