223430403013 has 4 divisors (see below), whose sum is σ = 223511919948. Its totient is φ = 223348886080.

The previous prime is 223430402989. The next prime is 223430403019. The reversal of 223430403013 is 310304034322.

223430403013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 170455856769 + 52974546244 = 412863^2 + 230162^2 .

It is a cyclic number.

It is not a de Polignac number, because 223430403013 - 2³⁷ = 85991449541 is a prime.

It is a super-2 number, since 2×223430403013² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223430403019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40754356 + ... + 40759837.

It is an arithmetic number, because the mean of its divisors is an integer number (55877979987).

Almost surely, 2^223430403013 is an apocalyptic number.

It is an amenable number.

223430403013 is a deficient number, since it is larger than the sum of its proper divisors (81516935).

223430403013 is an equidigital number, since it uses as much as digits as its factorization.

223430403013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81516934.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 223430403013 its reverse (310304034322), we get a palindrome (533734437335).

The spelling of 223430403013 in words is "two hundred twenty-three billion, four hundred thirty million, four hundred three thousand, thirteen".