122211211111022 has 24 divisors (see below), whose sum is σ = 201515201682816. Its totient is φ = 55545531624000.

The previous prime is 122211211110883. The next prime is 122211211111111. The reversal of 122211211111022 is 220111112112221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 122211211110985 and 122211211111003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20128379 + ... + 25486742.

It is an arithmetic number, because the mean of its divisors is an integer number (8396466736784).

Almost surely, 2^{122211211111022} is an apocalyptic number.

122211211111022 is a deficient number, since it is larger than the sum of its proper divisors (79303990571794).

122211211111022 is a wasteful number, since it uses less digits than its factorization.

122211211111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45626216 (or 45626205 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 20.

Adding to 122211211111022 its reverse (220111112112221), we get a palindrome (342322323223243).

The spelling of 122211211111022 in words is "one hundred twenty-two trillion, two hundred eleven billion, two hundred eleven million, one hundred eleven thousand, twenty-two".