222010209997 has 2 divisors, whose sum is σ = 222010209998. Its totient is φ = 222010209996.

The previous prime is 222010209959. The next prime is 222010210033. The reversal of 222010209997 is 799902010222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 125926329321 + 96083880676 = 354861^2 + 309974^2 .

It is a cyclic number.

It is not a de Polignac number, because 222010209997 - 2¹⁵ = 222010177229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222010209797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111005104998 + 111005104999.

It is an arithmetic number, because the mean of its divisors is an integer number (111005104999).

Almost surely, 2^222010209997 is an apocalyptic number.

It is an amenable number.

222010209997 is a deficient number, since it is larger than the sum of its proper divisors (1).

222010209997 is an equidigital number, since it uses as much as digits as its factorization.

222010209997 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 81648, while the sum is 43.

The spelling of 222010209997 in words is "two hundred twenty-two billion, ten million, two hundred nine thousand, nine hundred ninety-seven".