222101121121022 has 96 divisors (see below), whose sum is σ = 395250944385024. Its totient is φ = 92280063585600.

The previous prime is 222101121120919. The next prime is 222101121121063. The reversal of 222101121121022 is 220121121101222.

It is a junction number, because it is equal to n+sod(n) for n = 222101121120985 and 222101121121003.

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, 8719751747 + ... + 8719777217.

It is an arithmetic number, because the mean of its divisors is an integer number (4117197337344).

Almost surely, 2^{222101121121022} is an apocalyptic number.

222101121121022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222101121121022 is a deficient number, since it is larger than the sum of its proper divisors (173149823264002).

222101121121022 is a wasteful number, since it uses less digits than its factorization.

222101121121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28374 (or 28267 counting only the distinct ones).

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

Adding to 222101121121022 its reverse (220121121101222), we get a palindrome (442222242222244).

The spelling of 222101121121022 in words is "two hundred twenty-two trillion, one hundred one billion, one hundred twenty-one million, one hundred twenty-one thousand, twenty-two".