33011330021212 has 12 divisors (see below), whose sum is σ = 57771204646960. Its totient is φ = 16505271550656.

The previous prime is 33011330021167. The next prime is 33011330021213. The reversal of 33011330021212 is 21212003311033.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33011330021213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 98176173 + ... + 98511844.

Almost surely, 2^{33011330021212} is an apocalyptic number.

It is an amenable number.

33011330021212 is a deficient number, since it is larger than the sum of its proper divisors (24759874625748).

33011330021212 is a wasteful number, since it uses less digits than its factorization.

33011330021212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196729980 (or 196729978 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 33011330021212 its reverse (21212003311033), we get a palindrome (54223333332245).

The spelling of 33011330021212 in words is "thirty-three trillion, eleven billion, three hundred thirty million, twenty-one thousand, two hundred twelve".