33212111312 has 10 divisors (see below), whose sum is σ = 64348465698. Its totient is φ = 16606055648.

The previous prime is 33212111291. The next prime is 33212111329. The reversal of 33212111312 is 21311121233.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 33122544016 + 89567296 = 181996^2 + 9464^2 .

It is a super-2 number, since 2×33212111312² (a number of 22 digits) contains 22 as substring.

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, 1037878463 + ... + 1037878494.

Almost surely, 2^33212111312 is an apocalyptic number.

It is an amenable number.

33212111312 is a deficient number, since it is larger than the sum of its proper divisors (31136354386).

33212111312 is a wasteful number, since it uses less digits than its factorization.

33212111312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2075756965 (or 2075756959 counting only the distinct ones).

The product of its digits is 216, while the sum is 20.

Adding to 33212111312 its reverse (21311121233), we get a palindrome (54523232545).

The spelling of 33212111312 in words is "thirty-three billion, two hundred twelve million, one hundred eleven thousand, three hundred twelve".