122211211022122 has 32 divisors (see below), whose sum is σ = 194307663110400. Its totient is φ = 57546414038400.

The previous prime is 122211211022111. The next prime is 122211211022141. The reversal of 122211211022122 is 221220112112221.

It is a junction number, because it is equal to n+sod(n) for n = 122211211022093 and 122211211022102.

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, 4589779 + ... + 16293817.

It is an arithmetic number, because the mean of its divisors is an integer number (6072114472200).

Almost surely, 2^{122211211022122} is an apocalyptic number.

122211211022122 is a deficient number, since it is larger than the sum of its proper divisors (72096452088278).

122211211022122 is a wasteful number, since it uses less digits than its factorization.

122211211022122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11708502.

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

Adding to 122211211022122 its reverse (221220112112221), we get a palindrome (343431323134343).

The spelling of 122211211022122 in words is "one hundred twenty-two trillion, two hundred eleven billion, two hundred eleven million, twenty-two thousand, one hundred twenty-two".