222102221101222 has 96 divisors (see below), whose sum is σ = 441274054208256. Its totient is φ = 81435036787200.

The previous prime is 222102221101213. The next prime is 222102221101231. The reversal of 222102221101222 is 222101122201222.

It is an interprime number because it is at equal distance from previous prime (222102221101213) and next prime (222102221101231).

It is a super-2 number, since 2×222102221101222² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 222102221101193 and 222102221101202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 456700072 + ... + 457186132.

It is an arithmetic number, because the mean of its divisors is an integer number (4596604731336).

Almost surely, 2^{222102221101222} is an apocalyptic number.

222102221101222 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222102221101222 is a deficient number, since it is larger than the sum of its proper divisors (219171833107034).

222102221101222 is a wasteful number, since it uses less digits than its factorization.

222102221101222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496382 (or 496365 counting only the distinct ones).

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

Adding to 222102221101222 its reverse (222101122201222), we get a palindrome (444203343302444).

The spelling of 222102221101222 in words is "two hundred twenty-two trillion, one hundred two billion, two hundred twenty-one million, one hundred one thousand, two hundred twenty-two".