222120000001222 has 16 divisors (see below), whose sum is σ = 343939364352000. Its totient is φ = 107473787350920.

The previous prime is 222120000001219. The next prime is 222120000001267. The reversal of 222120000001222 is 222100000021222.

It is a super-2 number, since 2×222120000001222² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222120000001196 and 222120000001205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58683472 + ... + 62353747.

It is an arithmetic number, because the mean of its divisors is an integer number (21496210272000).

Almost surely, 2^{222120000001222} is an apocalyptic number.

222120000001222 is a deficient number, since it is larger than the sum of its proper divisors (121819364350778).

222120000001222 is a wasteful number, since it uses less digits than its factorization.

222120000001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 121066851.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 222120000001222 its reverse (222100000021222), we get a palindrome (444220000022444).

The spelling of 222120000001222 in words is "two hundred twenty-two trillion, one hundred twenty billion, one thousand, two hundred twenty-two".