222201200210009 has 2 divisors, whose sum is σ = 222201200210010. Its totient is φ = 222201200210008.

The previous prime is 222201200209999. The next prime is 222201200210039. The reversal of 222201200210009 is 900012002102222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 150602474880400 + 71598725329609 = 12272020^2 + 8461603^2 .

It is a cyclic number.

It is not a de Polignac number, because 222201200210009 - 2⁸ = 222201200209753 is a prime.

It is not a weakly prime, because it can be changed into another prime (222201200210039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111100600105004 + 111100600105005.

It is an arithmetic number, because the mean of its divisors is an integer number (111100600105005).

Almost surely, 2^{222201200210009} is an apocalyptic number.

It is an amenable number.

222201200210009 is a deficient number, since it is larger than the sum of its proper divisors (1).

222201200210009 is an equidigital number, since it uses as much as digits as its factorization.

222201200210009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 23.

The spelling of 222201200210009 in words is "two hundred twenty-two trillion, two hundred one billion, two hundred million, two hundred ten thousand, nine".