122211111022 has 96 divisors (see below), whose sum is σ = 261049420800. Its totient is φ = 41638639680.

The previous prime is 122211111019. The next prime is 122211111103. The reversal of 122211111022 is 220111112221.

It is a junction number, because it is equal to n+sod(n) for n = 122211110987 and 122211111005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 272379 + ... + 564457.

It is an arithmetic number, because the mean of its divisors is an integer number (2719264800).

Almost surely, 2^122211111022 is an apocalyptic number.

122211111022 is an abundant number, since it is smaller than the sum of its proper divisors (138838309778).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122211111022 is a wasteful number, since it uses less digits than its factorization.

122211111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292142 (or 292131 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 122211111022 its reverse (220111112221), we get a palindrome (342322223243).

The spelling of 122211111022 in words is "one hundred twenty-two billion, two hundred eleven million, one hundred eleven thousand, twenty-two".