121022112011222 has 64 divisors (see below), whose sum is σ = 199545009850368. Its totient is φ = 54820022400000.

The previous prime is 121022112011197. The next prime is 121022112011231. The reversal of 121022112011222 is 222110211220121.

It is a junction number, because it is equal to n+sod(n) for n = 121022112011194 and 121022112011203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 37355597 + ... + 40465847.

It is an arithmetic number, because the mean of its divisors is an integer number (3117890778912).

Almost surely, 2^{121022112011222} is an apocalyptic number.

121022112011222 is a deficient number, since it is larger than the sum of its proper divisors (78522897839146).

121022112011222 is a wasteful number, since it uses less digits than its factorization.

121022112011222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3110685.

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

Adding to 121022112011222 its reverse (222110211220121), we get a palindrome (343132323231343).

The spelling of 121022112011222 in words is "one hundred twenty-one trillion, twenty-two billion, one hundred twelve million, eleven thousand, two hundred twenty-two".