221201002210343 has 2 divisors, whose sum is σ = 221201002210344. Its totient is φ = 221201002210342.

The previous prime is 221201002210219. The next prime is 221201002210379. The reversal of 221201002210343 is 343012200102122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 221201002210343 - 2¹⁴ = 221201002193959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221201002210043) 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, 110600501105171 + 110600501105172.

It is an arithmetic number, because the mean of its divisors is an integer number (110600501105172).

Almost surely, 2^{221201002210343} is an apocalyptic number.

221201002210343 is a deficient number, since it is larger than the sum of its proper divisors (1).

221201002210343 is an equidigital number, since it uses as much as digits as its factorization.

221201002210343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 221201002210343 its reverse (343012200102122), we get a palindrome (564213202312465).

The spelling of 221201002210343 in words is "two hundred twenty-one trillion, two hundred one billion, two million, two hundred ten thousand, three hundred forty-three".