12212000011222 has 16 divisors (see below), whose sum is σ = 19984133041344. Its totient is φ = 5550670125000.

The previous prime is 12212000011199. The next prime is 12212000011291. The reversal of 12212000011222 is 22211000021221.

It is a happy number.

It is a super-2 number, since 2×12212000011222² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12212000011196 and 12212000011205.

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, 11425404 + ... + 12448447.

It is an arithmetic number, because the mean of its divisors is an integer number (1249008315084).

Almost surely, 2^{12212000011222} is an apocalyptic number.

12212000011222 is a deficient number, since it is larger than the sum of its proper divisors (7772133030122).

12212000011222 is a wasteful number, since it uses less digits than its factorization.

12212000011222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23897115.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12212000011222 its reverse (22211000021221), we get a palindrome (34423000032443).

Subtracting 12212000011222 from its reverse (22211000021221), we obtain a palindrome (9999000009999).

The spelling of 12212000011222 in words is "twelve trillion, two hundred twelve billion, eleven thousand, two hundred twenty-two".