223032313993 has 2 divisors, whose sum is σ = 223032313994. Its totient is φ = 223032313992.

The previous prime is 223032313991. The next prime is 223032314027. The reversal of 223032313993 is 399313230322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 221569786944 + 1462527049 = 470712^2 + 38243^2 .

It is a cyclic number.

It is not a de Polignac number, because 223032313993 - 2¹ = 223032313991 is a prime.

Together with 223032313991, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (223032313991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111516156996 + 111516156997.

It is an arithmetic number, because the mean of its divisors is an integer number (111516156997).

Almost surely, 2^223032313993 is an apocalyptic number.

It is an amenable number.

223032313993 is a deficient number, since it is larger than the sum of its proper divisors (1).

223032313993 is an equidigital number, since it uses as much as digits as its factorization.

223032313993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 157464, while the sum is 40.

The spelling of 223032313993 in words is "two hundred twenty-three billion, thirty-two million, three hundred thirteen thousand, nine hundred ninety-three".