223103111313 has 4 divisors (see below), whose sum is σ = 297470815088. Its totient is φ = 148735407540.

The previous prime is 223103111299. The next prime is 223103111369. The reversal of 223103111313 is 313111301322.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 223103111313 - 2⁵ = 223103111281 is a prime.

It is a super-3 number, since 3×223103111313³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 223103111313.

It is not an unprimeable number, because it can be changed into a prime (223103118313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37183851883 + ... + 37183851888.

It is an arithmetic number, because the mean of its divisors is an integer number (74367703772).

Almost surely, 2^223103111313 is an apocalyptic number.

It is an amenable number.

223103111313 is a deficient number, since it is larger than the sum of its proper divisors (74367703775).

223103111313 is an equidigital number, since it uses as much as digits as its factorization.

223103111313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74367703774.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 223103111313 its reverse (313111301322), we get a palindrome (536214412635).

The spelling of 223103111313 in words is "two hundred twenty-three billion, one hundred three million, one hundred eleven thousand, three hundred thirteen".