202212102122 has 8 divisors (see below), whose sum is σ = 303505275972. Its totient is φ = 101043676800.

The previous prime is 202212102119. The next prime is 202212102133. The reversal of 202212102122 is 221201212202.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 154269058441 + 47943043681 = 392771^2 + 218959^2 .

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 202212102122.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31183079 + ... + 31189562.

Almost surely, 2^202212102122 is an apocalyptic number.

202212102122 is a deficient number, since it is larger than the sum of its proper divisors (101293173850).

202212102122 is a wasteful number, since it uses less digits than its factorization.

202212102122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62374264.

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

Adding to 202212102122 its reverse (221201212202), we get a palindrome (423413314324).

The spelling of 202212102122 in words is "two hundred two billion, two hundred twelve million, one hundred two thousand, one hundred twenty-two".