33213512212 has 12 divisors (see below), whose sum is σ = 58130810080. Its totient is φ = 16604709336.

The previous prime is 33213512207. The next prime is 33213512239. The reversal of 33213512212 is 21221531233.

It is a super-2 number, since 2×33213512212² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 474888 + ... + 540319.

Almost surely, 2^33213512212 is an apocalyptic number.

It is an amenable number.

33213512212 is a deficient number, since it is larger than the sum of its proper divisors (24917297868).

33213512212 is a wasteful number, since it uses less digits than its factorization.

33213512212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1023390 (or 1023388 counting only the distinct ones).

The product of its digits is 2160, while the sum is 25.

The spelling of 33213512212 in words is "thirty-three billion, two hundred thirteen million, five hundred twelve thousand, two hundred twelve".