210222220000212 has 48 divisors (see below), whose sum is σ = 622880651854720. Its totient is φ = 60063491428416.

The previous prime is 210222220000211. The next prime is 210222220000231. The reversal of 210222220000212 is 212000022222012.

210222220000212 is a `hidden beast` number, since 2 + 10 + 222 + 220 + 0 + 0 + 0 + 212 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210222220000211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 139035859033 + ... + 139035860544.

Almost surely, 2^{210222220000212} is an apocalyptic number.

It is an amenable number.

210222220000212 is an abundant number, since it is smaller than the sum of its proper divisors (412658431854508).

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

210222220000212 is a wasteful number, since it uses less digits than its factorization.

210222220000212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278071719597 (or 278071719589 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 210222220000212 its reverse (212000022222012), we get a palindrome (422222242222224).

The spelling of 210222220000212 in words is "two hundred ten trillion, two hundred twenty-two billion, two hundred twenty million, two hundred twelve", and thus it is an aban number.