200222221117 has 2 divisors, whose sum is σ = 200222221118. Its totient is φ = 200222221116.

The previous prime is 200222221063. The next prime is 200222221139. The reversal of 200222221117 is 711122222002.

It is an a-pointer prime, because the next prime (200222221139) can be obtained adding 200222221117 to its sum of digits (22).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 155441736121 + 44780484996 = 394261^2 + 211614^2 .

It is a cyclic number.

It is not a de Polignac number, because 200222221117 - 2²⁷ = 200088003389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200222222117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100111110558 + 100111110559.

It is an arithmetic number, because the mean of its divisors is an integer number (100111110559).

Almost surely, 2^200222221117 is an apocalyptic number.

It is an amenable number.

200222221117 is a deficient number, since it is larger than the sum of its proper divisors (1).

200222221117 is an equidigital number, since it uses as much as digits as its factorization.

200222221117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 22.

Adding to 200222221117 its reverse (711122222002), we get a palindrome (911344443119).

The spelling of 200222221117 in words is "two hundred billion, two hundred twenty-two million, two hundred twenty-one thousand, one hundred seventeen".