202221201001117 has 2 divisors, whose sum is σ = 202221201001118. Its totient is φ = 202221201001116.

The previous prime is 202221201001087. The next prime is 202221201001121. The reversal of 202221201001117 is 711100102122202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114855932331396 + 87365268669721 = 10717086^2 + 9346939^2 .

It is a cyclic number.

It is not a de Polignac number, because 202221201001117 - 2¹⁵ = 202221200968349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202221201007117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101110600500558 + 101110600500559.

It is an arithmetic number, because the mean of its divisors is an integer number (101110600500559).

Almost surely, 2^{202221201001117} is an apocalyptic number.

It is an amenable number.

202221201001117 is a deficient number, since it is larger than the sum of its proper divisors (1).

202221201001117 is an equidigital number, since it uses as much as digits as its factorization.

202221201001117 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 224, while the sum is 22.

Adding to 202221201001117 its reverse (711100102122202), we get a palindrome (913321303123319).

The spelling of 202221201001117 in words is "two hundred two trillion, two hundred twenty-one billion, two hundred one million, one thousand, one hundred seventeen".