202220111112122 has 16 divisors (see below), whose sum is σ = 304668849588480. Its totient is φ = 100663835011968.

The previous prime is 202220111112113. The next prime is 202220111112139. The reversal of 202220111112122 is 221211111022202.

It is a junction number, because it is equal to n+sod(n) for n = 202220111112094 and 202220111112103.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57464279 + ... + 60881717.

It is an arithmetic number, because the mean of its divisors is an integer number (19041803099280).

Almost surely, 2^{202220111112122} is an apocalyptic number.

202220111112122 is a deficient number, since it is larger than the sum of its proper divisors (102448738476358).

202220111112122 is a wasteful number, since it uses less digits than its factorization.

202220111112122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3548005.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 202220111112122 its reverse (221211111022202), we get a palindrome (423431222134324).

The spelling of 202220111112122 in words is "two hundred two trillion, two hundred twenty billion, one hundred eleven million, one hundred twelve thousand, one hundred twenty-two".