12220001120022 has 16 divisors (see below), whose sum is σ = 24440426964912. Its totient is φ = 4073262919200.

The previous prime is 12220001119969. The next prime is 12220001120039. The reversal of 12220001120022 is 22002110002221.

It is a junction number, because it is equal to n+sod(n) for n = 12220001119983 and 12220001120010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17322229 + ... + 18013872.

It is an arithmetic number, because the mean of its divisors is an integer number (1527526685307).

Almost surely, 2^{12220001120022} is an apocalyptic number.

12220001120022 is an abundant number, since it is smaller than the sum of its proper divisors (12220425844890).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12220001120022 is a wasteful number, since it uses less digits than its factorization.

12220001120022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35393743.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 12220001120022 its reverse (22002110002221), we get a palindrome (34222111122243).

The spelling of 12220001120022 in words is "twelve trillion, two hundred twenty billion, one million, one hundred twenty thousand, twenty-two".