220211012117 has 2 divisors, whose sum is σ = 220211012118. Its totient is φ = 220211012116.

The previous prime is 220211012107. The next prime is 220211012123. The reversal of 220211012117 is 711210112022.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 207412841476 + 12798170641 = 455426^2 + 113129^2 .

It is a cyclic number.

It is not a de Polignac number, because 220211012117 - 2²⁶ = 220143903253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220211012107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110105506058 + 110105506059.

It is an arithmetic number, because the mean of its divisors is an integer number (110105506059).

Almost surely, 2^220211012117 is an apocalyptic number.

It is an amenable number.

220211012117 is a deficient number, since it is larger than the sum of its proper divisors (1).

220211012117 is an equidigital number, since it uses as much as digits as its factorization.

220211012117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 20.

Adding to 220211012117 its reverse (711210112022), we get a palindrome (931421124139).

The spelling of 220211012117 in words is "two hundred twenty billion, two hundred eleven million, twelve thousand, one hundred seventeen".