12220422122122 has 16 divisors (see below), whose sum is σ = 18334795857120. Its totient is φ = 6108823678608.

The previous prime is 12220422122089. The next prime is 12220422122131. The reversal of 12220422122122 is 22122122402221.

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, 177286408 + ... + 177355324.

It is an arithmetic number, because the mean of its divisors is an integer number (1145924741070).

Almost surely, 2^{12220422122122} is an apocalyptic number.

12220422122122 is a deficient number, since it is larger than the sum of its proper divisors (6114373734998).

12220422122122 is an equidigital number, since it uses as much as digits as its factorization.

12220422122122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87765.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 12220422122122 its reverse (22122122402221), we get a palindrome (34342544524343).

The spelling of 12220422122122 in words is "twelve trillion, two hundred twenty billion, four hundred twenty-two million, one hundred twenty-two thousand, one hundred twenty-two".