210222200011212 has 54 divisors (see below), whose sum is σ = 542941841582868. Its totient is φ = 68583129055728.

The previous prime is 210222200011177. The next prime is 210222200011237. The reversal of 210222200011212 is 212110002222012.

It is a happy number.

210222200011212 is a `hidden beast` number, since 21 + 0 + 222 + 200 + 0 + 11 + 212 = 666.

It is a super-2 number, since 2×210222200011212² (a number of 29 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1321673658 + ... + 1321832705.

Almost surely, 2^{210222200011212} is an apocalyptic number.

It is an amenable number.

210222200011212 is an abundant number, since it is smaller than the sum of its proper divisors (332719641571656).

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

210222200011212 is a wasteful number, since it uses less digits than its factorization.

210222200011212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2643506467 (or 2643506415 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 210222200011212 its reverse (212110002222012), we get a palindrome (422332202233224).

The spelling of 210222200011212 in words is "two hundred ten trillion, two hundred twenty-two billion, two hundred million, eleven thousand, two hundred twelve".