222112101021222 has 8 divisors (see below), whose sum is σ = 444224202042456. Its totient is φ = 74037367007072.

The previous prime is 222112101021137. The next prime is 222112101021241. The reversal of 222112101021222 is 222120101211222.

It is a sphenic number, since it is the product of 3 distinct primes.

222112101021222 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18509341751763 + ... + 18509341751774.

It is an arithmetic number, because the mean of its divisors is an integer number (55528025255307).

Almost surely, 2^{222112101021222} is an apocalyptic number.

222112101021222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

222112101021222 is a wasteful number, since it uses less digits than its factorization.

222112101021222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37018683503542.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 222112101021222 its reverse (222120101211222), we get a palindrome (444232202232444).

The spelling of 222112101021222 in words is "two hundred twenty-two trillion, one hundred twelve billion, one hundred one million, twenty-one thousand, two hundred twenty-two".