202222202112 has 324 divisors, whose sum is σ = 683090655520. Its totient is φ = 56361000960.

The previous prime is 202222202089. The next prime is 202222202123. The reversal of 202222202112 is 211202222202.

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 pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 27107439 + ... + 27114897.

Almost surely, 2^202222202112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 202222202112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (341545327760).

202222202112 is an abundant number, since it is smaller than the sum of its proper divisors (480868453408).

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

202222202112 is an equidigital number, since it uses as much as digits as its factorization.

202222202112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7570 (or 7512 counting only the distinct ones).

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

Adding to 202222202112 its reverse (211202222202), we get a palindrome (413424424314).

The spelling of 202222202112 in words is "two hundred two billion, two hundred twenty-two million, two hundred two thousand, one hundred twelve".