1222110100222 has 16 divisors (see below), whose sum is σ = 1999860719472. Its totient is φ = 555492315520.

The previous prime is 1222110100217. The next prime is 1222110100249. The reversal of 1222110100222 is 2220010112221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1222110100196 and 1222110100205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 445008 + ... + 1625500.

It is an arithmetic number, because the mean of its divisors is an integer number (124991294967).

Almost surely, 2^{1222110100222} is an apocalyptic number.

1222110100222 is a deficient number, since it is larger than the sum of its proper divisors (777750619250).

1222110100222 is a wasteful number, since it uses less digits than its factorization.

1222110100222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1227563.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1222110100222 its reverse (2220010112221), we get a palindrome (3442120212443).

The spelling of 1222110100222 in words is "one trillion, two hundred twenty-two billion, one hundred ten million, one hundred thousand, two hundred twenty-two".