221301201100223 has 2 divisors, whose sum is σ = 221301201100224. Its totient is φ = 221301201100222.

The previous prime is 221301201100159. The next prime is 221301201100229. The reversal of 221301201100223 is 322001102103122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 221301201100223 - 2⁶ = 221301201100159 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 221301201100195 and 221301201100204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221301201100229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110650600550111 + 110650600550112.

It is an arithmetic number, because the mean of its divisors is an integer number (110650600550112).

Almost surely, 2^{221301201100223} is an apocalyptic number.

221301201100223 is a deficient number, since it is larger than the sum of its proper divisors (1).

221301201100223 is an equidigital number, since it uses as much as digits as its factorization.

221301201100223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 221301201100223 its reverse (322001102103122), we get a palindrome (543302303203345).

The spelling of 221301201100223 in words is "two hundred twenty-one trillion, three hundred one billion, two hundred one million, one hundred thousand, two hundred twenty-three".