210222000122202 has 80 divisors (see below), whose sum is σ = 473133867085440. Its totient is φ = 70052906806272.

The previous prime is 210222000122191. The next prime is 210222000122207. The reversal of 210222000122202 is 202221000222012.

210222000122202 is a `hidden beast` number, since 210 + 2 + 220 + 0 + 0 + 12 + 220 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (210222000122207) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 130247343 + ... + 131851485.

It is an arithmetic number, because the mean of its divisors is an integer number (5914173338568).

Almost surely, 2^{210222000122202} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 210222000122202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (236566933542720).

210222000122202 is an abundant number, since it is smaller than the sum of its proper divisors (262911866963238).

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

210222000122202 is an frugal number, since it uses more digits than its factorization.

210222000122202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1607501 (or 1607477 counting only the distinct ones).

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

Adding to 210222000122202 its reverse (202221000222012), we get a palindrome (412443000344214).

The spelling of 210222000122202 in words is "two hundred ten trillion, two hundred twenty-two billion, one hundred twenty-two thousand, two hundred two".