222101201212222 has 32 divisors (see below), whose sum is σ = 333932092401600. Its totient is φ = 110790844416000.

The previous prime is 222101201212207. The next prime is 222101201212223. The reversal of 222101201212222 is 222212102101222.

It is a junction number, because it is equal to n+sod(n) for n = 222101201212193 and 222101201212202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222101201212223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12045177679 + ... + 12045196117.

It is an arithmetic number, because the mean of its divisors is an integer number (10435377887550).

Almost surely, 2^{222101201212222} is an apocalyptic number.

222101201212222 is a deficient number, since it is larger than the sum of its proper divisors (111830891189378).

222101201212222 is a wasteful number, since it uses less digits than its factorization.

222101201212222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26932.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 222101201212222 its reverse (222212102101222), we get a palindrome (444313303313444).

The spelling of 222101201212222 in words is "two hundred twenty-two trillion, one hundred one billion, two hundred one million, two hundred twelve thousand, two hundred twenty-two".