202122111112222 has 16 divisors (see below), whose sum is σ = 346540741466112. Its totient is φ = 86612338443960.

The previous prime is 202122111112093. The next prime is 202122111112241. The reversal of 202122111112222 is 222211111221202.

It is a super-3 number, since 3×202122111112222³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 202122111112193 and 202122111112202.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 951845154 + ... + 952057477.

It is an arithmetic number, because the mean of its divisors is an integer number (21658796341632).

Almost surely, 2^{202122111112222} is an apocalyptic number.

202122111112222 is a deficient number, since it is larger than the sum of its proper divisors (144418630353890).

202122111112222 is a wasteful number, since it uses less digits than its factorization.

202122111112222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1903910223.

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 202122111112222 its reverse (222211111221202), we get a palindrome (424333222333424).

The spelling of 202122111112222 in words is "two hundred two trillion, one hundred twenty-two billion, one hundred eleven million, one hundred twelve thousand, two hundred twenty-two".