12211200012022 has 16 divisors (see below), whose sum is σ = 19982021559552. Its totient is φ = 5550529375720.

The previous prime is 12211200011963. The next prime is 12211200012041. The reversal of 12211200012022 is 22021000211221.

It is a happy number.

It is a super-2 number, since 2×12211200012022² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12211200011987 and 12211200012005.

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, 10476903 + ... + 11583949.

It is an arithmetic number, because the mean of its divisors is an integer number (1248876347472).

Almost surely, 2^{12211200012022} is an apocalyptic number.

12211200012022 is a deficient number, since it is larger than the sum of its proper divisors (7770821547530).

12211200012022 is a wasteful number, since it uses less digits than its factorization.

12211200012022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1608443.

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

Adding to 12211200012022 its reverse (22021000211221), we get a palindrome (34232200223243).

The spelling of 12211200012022 in words is "twelve trillion, two hundred eleven billion, two hundred million, twelve thousand, twenty-two".