222101221022 has 32 divisors (see below), whose sum is σ = 337732053120. Its totient is φ = 109533777120.

The previous prime is 222101221007. The next prime is 222101221037. The reversal of 222101221022 is 220122101222.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (222101221007) and next prime (222101221037).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103736072 + ... + 103738212.

It is an arithmetic number, because the mean of its divisors is an integer number (10554126660).

Almost surely, 2^222101221022 is an apocalyptic number.

222101221022 is a deficient number, since it is larger than the sum of its proper divisors (115630832098).

222101221022 is a wasteful number, since it uses less digits than its factorization.

222101221022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4136.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 222101221022 its reverse (220122101222), we get a palindrome (442223322244).

The spelling of 222101221022 in words is "two hundred twenty-two billion, one hundred one million, two hundred twenty-one thousand, twenty-two".