222122112221022 has 32 divisors (see below), whose sum is σ = 478519456386048. Its totient is φ = 68330608256736.

The previous prime is 222122112220979. The next prime is 222122112221033. The reversal of 222122112221022 is 220122211221222.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 222122112220983 and 222122112221001.

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, 304988998 + ... + 305716425.

It is an arithmetic number, because the mean of its divisors is an integer number (14953733012064).

Almost surely, 2^{222122112221022} is an apocalyptic number.

222122112221022 is an abundant number, since it is smaller than the sum of its proper divisors (256397344165026).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222122112221022 is a wasteful number, since it uses less digits than its factorization.

222122112221022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610710104.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 222122112221022 its reverse (220122211221222), we get a palindrome (442244323442244).

The spelling of 222122112221022 in words is "two hundred twenty-two trillion, one hundred twenty-two billion, one hundred twelve million, two hundred twenty-one thousand, twenty-two".