210220101112212 has 72 divisors (see below), whose sum is σ = 539324610115200. Its totient is φ = 69027019699968.

The previous prime is 210220101112181. The next prime is 210220101112261. The reversal of 210220101112212 is 212211101022012.

210220101112212 is a `hidden beast` number, since 21 + 0 + 220 + 101 + 112 + 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 an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 588081589 + ... + 588438947.

Almost surely, 2^{210220101112212} is an apocalyptic number.

It is an amenable number.

210220101112212 is an abundant number, since it is smaller than the sum of its proper divisors (329104509002988).

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

210220101112212 is a wasteful number, since it uses less digits than its factorization.

210220101112212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 601325 (or 601320 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 210220101112212 its reverse (212211101022012), we get a palindrome (422431202134224).

The spelling of 210220101112212 in words is "two hundred ten trillion, two hundred twenty billion, one hundred one million, one hundred twelve thousand, two hundred twelve".