223230322613 has 2 divisors, whose sum is σ = 223230322614. Its totient is φ = 223230322612.

The previous prime is 223230322591. The next prime is 223230322639. The reversal of 223230322613 is 316223032322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 147623471524 + 75606851089 = 384218^2 + 274967^2 .

It is a cyclic number.

It is not a de Polignac number, because 223230322613 - 2¹² = 223230318517 is a prime.

It is a super-3 number, since 3×223230322613³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223230322663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111615161306 + 111615161307.

It is an arithmetic number, because the mean of its divisors is an integer number (111615161307).

Almost surely, 2^223230322613 is an apocalyptic number.

It is an amenable number.

223230322613 is a deficient number, since it is larger than the sum of its proper divisors (1).

223230322613 is an equidigital number, since it uses as much as digits as its factorization.

223230322613 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 29.

Adding to 223230322613 its reverse (316223032322), we get a palindrome (539453354935).

The spelling of 223230322613 in words is "two hundred twenty-three billion, two hundred thirty million, three hundred twenty-two thousand, six hundred thirteen".