12220220112001 has 12 divisors (see below), whose sum is σ = 14069717041104. Its totient is φ = 10524591480600.

The previous prime is 12220220111989. The next prime is 12220220112019. The reversal of 12220220112001 is 10021102202221.

It is a happy number.

It is not a de Polignac number, because 12220220112001 - 2²⁷ = 12220085894273 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12220220112901) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 1538678995 + ... + 1538686936.

It is an arithmetic number, because the mean of its divisors is an integer number (1172476420092).

Almost surely, 2^{12220220112001} is an apocalyptic number.

12220220112001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12220220112001 is a deficient number, since it is larger than the sum of its proper divisors (1849496929103).

12220220112001 is a wasteful number, since it uses less digits than its factorization.

12220220112001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3077365980 (or 3077365961 counting only the distinct ones).

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

Adding to 12220220112001 its reverse (10021102202221), we get a palindrome (22241322314222).

The spelling of 12220220112001 in words is "twelve trillion, two hundred twenty billion, two hundred twenty million, one hundred twelve thousand, one".