223112030311 has 4 divisors (see below), whose sum is σ = 232812553392. Its totient is φ = 213411507232.

The previous prime is 223112030279. The next prime is 223112030363. The reversal of 223112030311 is 113030211322.

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

It is not a de Polignac number, because 223112030311 - 2⁵ = 223112030279 is a prime.

It is a super-3 number, since 3×223112030311³ (a number of 35 digits) contains 333 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 (223112033311) 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, 4850261506 + ... + 4850261551.

It is an arithmetic number, because the mean of its divisors is an integer number (58203138348).

Almost surely, 2^223112030311 is an apocalyptic number.

223112030311 is a deficient number, since it is larger than the sum of its proper divisors (9700523081).

223112030311 is an equidigital number, since it uses as much as digits as its factorization.

223112030311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9700523080.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 223112030311 its reverse (113030211322), we get a palindrome (336142241633).

The spelling of 223112030311 in words is "two hundred twenty-three billion, one hundred twelve million, thirty thousand, three hundred eleven".