223022120021213 has 2 divisors, whose sum is σ = 223022120021214. Its totient is φ = 223022120021212.

The previous prime is 223022120021179. The next prime is 223022120021249. The reversal of 223022120021213 is 312120021220322.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 125641972434169 + 97380147587044 = 11209013^2 + 9868138^2 .

It is a cyclic number.

It is not a de Polignac number, because 223022120021213 - 2¹⁸ = 223022119759069 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223022120026213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111511060010606 + 111511060010607.

It is an arithmetic number, because the mean of its divisors is an integer number (111511060010607).

Almost surely, 2^{223022120021213} is an apocalyptic number.

It is an amenable number.

223022120021213 is a deficient number, since it is larger than the sum of its proper divisors (1).

223022120021213 is an equidigital number, since it uses as much as digits as its factorization.

223022120021213 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 223022120021213 its reverse (312120021220322), we get a palindrome (535142141241535).

The spelling of 223022120021213 in words is "two hundred twenty-three trillion, twenty-two billion, one hundred twenty million, twenty-one thousand, two hundred thirteen".