222101000122 has 16 divisors (see below), whose sum is σ = 338840078472. Its totient is φ = 109156749120.

The previous prime is 222101000119. The next prime is 222101000123. The reversal of 222101000122 is 221000101222.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 192713098081 + 29387902041 = 438991^2 + 171429^2 .

It is not an unprimeable number, because it can be changed into a prime (222101000123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 427533 + ... + 791824.

Almost surely, 2^222101000122 is an apocalyptic number.

222101000122 is a deficient number, since it is larger than the sum of its proper divisors (116739078350).

222101000122 is a wasteful number, since it uses less digits than its factorization.

222101000122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1220913.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 222101000122 its reverse (221000101222), we get a palindrome (443101101344).

The spelling of 222101000122 in words is "two hundred twenty-two billion, one hundred one million, one hundred twenty-two", and thus it is an aban number.