202222000212 has 12 divisors (see below), whose sum is σ = 471851333856. Its totient is φ = 67407333400.

The previous prime is 202222000181. The next prime is 202222000213. The reversal of 202222000212 is 212000222202.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 202222000191 and 202222000200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202222000213) 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, 8425916664 + ... + 8425916687.

It is an arithmetic number, because the mean of its divisors is an integer number (39320944488).

Almost surely, 2^202222000212 is an apocalyptic number.

It is an amenable number.

202222000212 is an abundant number, since it is smaller than the sum of its proper divisors (269629333644).

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

202222000212 is a wasteful number, since it uses less digits than its factorization.

202222000212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16851833358 (or 16851833356 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 202222000212 its reverse (212000222202), we get a palindrome (414222222414).

The spelling of 202222000212 in words is "two hundred two billion, two hundred twenty-two million, two hundred twelve", and thus it is an aban number.