12222222100222 has 8 divisors (see below), whose sum is σ = 18365553421200. Its totient is φ = 6100370959824.

The previous prime is 12222222100189. The next prime is 12222222100261. The reversal of 12222222100222 is 22200122222221.

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

It is a super-2 number, since 2×12222222100222² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12222222100193 and 12222222100202.

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, 5370043722 + ... + 5370045997.

It is an arithmetic number, because the mean of its divisors is an integer number (2295694177650).

Almost surely, 2^{12222222100222} is an apocalyptic number.

12222222100222 is a deficient number, since it is larger than the sum of its proper divisors (6143331320978).

12222222100222 is a wasteful number, since it uses less digits than its factorization.

12222222100222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10740090290.

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 12222222100222 its reverse (22200122222221), we get a palindrome (34422344322443).

The spelling of 12222222100222 in words is "twelve trillion, two hundred twenty-two billion, two hundred twenty-two million, one hundred thousand, two hundred twenty-two".