12220611117 has 64 divisors (see below), whose sum is σ = 19371066624. Its totient is φ = 6755696640.

The previous prime is 12220611101. The next prime is 12220611149. The reversal of 12220611117 is 71111602221.

It is not a de Polignac number, because 12220611117 - 2⁴ = 12220611101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12220611617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19806193 + ... + 19806809.

It is an arithmetic number, because the mean of its divisors is an integer number (302672916).

Almost surely, 2^12220611117 is an apocalyptic number.

It is an amenable number.

12220611117 is a deficient number, since it is larger than the sum of its proper divisors (7150455507).

12220611117 is a wasteful number, since it uses less digits than its factorization.

12220611117 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1118.

The product of its (nonzero) digits is 336, while the sum is 24.

The spelling of 12220611117 in words is "twelve billion, two hundred twenty million, six hundred eleven thousand, one hundred seventeen".