221232223012093 has 2 divisors, whose sum is σ = 221232223012094. Its totient is φ = 221232223012092.

The previous prime is 221232223012049. The next prime is 221232223012153. The reversal of 221232223012093 is 390210322232122.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122923054662489 + 98309168349604 = 11087067^2 + 9915098^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-221232223012093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (221232223012193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110616111506046 + 110616111506047.

It is an arithmetic number, because the mean of its divisors is an integer number (110616111506047).

Almost surely, 2^{221232223012093} is an apocalyptic number.

It is an amenable number.

221232223012093 is a deficient number, since it is larger than the sum of its proper divisors (1).

221232223012093 is an equidigital number, since it uses as much as digits as its factorization.

221232223012093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 31104, while the sum is 34.

The spelling of 221232223012093 in words is "two hundred twenty-one trillion, two hundred thirty-two billion, two hundred twenty-three million, twelve thousand, ninety-three".