122222122122122 has 32 divisors (see below), whose sum is σ = 200436303513600. Its totient is φ = 55434291055600.

The previous prime is 122222122122101. The next prime is 122222122122131. The reversal of 122222122122122 is 221221221222221.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 122222122122091 and 122222122122100.

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 15 ways as a sum of consecutive naturals, for example, 112119329 + ... + 113204187.

It is an arithmetic number, because the mean of its divisors is an integer number (6263634484800).

Almost surely, 2^{122222122122122} is an apocalyptic number.

122222122122122 is a deficient number, since it is larger than the sum of its proper divisors (78214181391478).

122222122122122 is a wasteful number, since it uses less digits than its factorization.

122222122122122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1096042.

The product of its digits is 2048, while the sum is 26.

Adding to 122222122122122 its reverse (221221221222221), we get a palindrome (343443343344343).

The spelling of 122222122122122 in words is "one hundred twenty-two trillion, two hundred twenty-two billion, one hundred twenty-two million, one hundred twenty-two thousand, one hundred twenty-two".