202112022122 has 8 divisors (see below), whose sum is σ = 303237532416. Its totient is φ = 101032844652.

The previous prime is 202112022113. The next prime is 202112022127. The reversal of 202112022122 is 221220211202.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 202112022122.

It is not an unprimeable number, because it can be changed into a prime (202112022127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11572298 + ... + 11589749.

It is an arithmetic number, because the mean of its divisors is an integer number (37904691552).

Almost surely, 2^202112022122 is an apocalyptic number.

202112022122 is a deficient number, since it is larger than the sum of its proper divisors (101125510294).

202112022122 is a wasteful number, since it uses less digits than its factorization.

202112022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23166412.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 202112022122 its reverse (221220211202), we get a palindrome (423332233324).

The spelling of 202112022122 in words is "two hundred two billion, one hundred twelve million, twenty-two thousand, one hundred twenty-two".