213033112212 has 24 divisors (see below), whose sum is σ = 497085388576. Its totient is φ = 71009876448.

The previous prime is 213033112181. The next prime is 213033112241. The reversal of 213033112212 is 212211330312.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 950043 + ... + 1152669.

Almost surely, 2^213033112212 is an apocalyptic number.

It is an amenable number.

213033112212 is an abundant number, since it is smaller than the sum of its proper divisors (284052276364).

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

213033112212 is a wasteful number, since it uses less digits than its factorization.

213033112212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290247 (or 290245 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 213033112212 its reverse (212211330312), we get a palindrome (425244442524).

The spelling of 213033112212 in words is "two hundred thirteen billion, thirty-three million, one hundred twelve thousand, two hundred twelve".