202222210001117 has 2 divisors, whose sum is σ = 202222210001118. Its totient is φ = 202222210001116.

The previous prime is 202222210001113. The next prime is 202222210001129. The reversal of 202222210001117 is 711100012222202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 141399353193316 + 60822856807801 = 11891146^2 + 7798901^2 .

It is a cyclic number.

It is not a de Polignac number, because 202222210001117 - 2² = 202222210001113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 202222210001092 and 202222210001101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202222210001113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101111105000558 + 101111105000559.

It is an arithmetic number, because the mean of its divisors is an integer number (101111105000559).

Almost surely, 2^{202222210001117} is an apocalyptic number.

It is an amenable number.

202222210001117 is a deficient number, since it is larger than the sum of its proper divisors (1).

202222210001117 is an equidigital number, since it uses as much as digits as its factorization.

202222210001117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 23.

Adding to 202222210001117 its reverse (711100012222202), we get a palindrome (913322222223319).

The spelling of 202222210001117 in words is "two hundred two trillion, two hundred twenty-two billion, two hundred ten million, one thousand, one hundred seventeen".