210022021122212 has 24 divisors (see below), whose sum is σ = 396375369462072. Its totient is φ = 96794961984000.

The previous prime is 210022021122097. The next prime is 210022021122227. The reversal of 210022021122212 is 212221120220012.

It can be written as a sum of positive squares in 4 ways, for example, as 19736108341156 + 190285912781056 = 4442534^2 + 13794416^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2880765989 + ... + 2880838892.

It is an arithmetic number, because the mean of its divisors is an integer number (16515640394253).

Almost surely, 2^{210022021122212} is an apocalyptic number.

It is an amenable number.

210022021122212 is a deficient number, since it is larger than the sum of its proper divisors (186353348339860).

210022021122212 is a wasteful number, since it uses less digits than its factorization.

210022021122212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5761605599 (or 5761605597 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 210022021122212 its reverse (212221120220012), we get a palindrome (422243141342224).

The spelling of 210022021122212 in words is "two hundred ten trillion, twenty-two billion, twenty-one million, one hundred twenty-two thousand, two hundred twelve".