223012310011 has 4 divisors (see below), whose sum is σ = 223013532312. Its totient is φ = 223011087712.

The previous prime is 223012309997. The next prime is 223012310029. The reversal of 223012310011 is 110013210322.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 223012310011 - 2¹³ = 223012301819 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223012340011) 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, 276325 + ... + 722758.

It is an arithmetic number, because the mean of its divisors is an integer number (55753383078).

Almost surely, 2^223012310011 is an apocalyptic number.

223012310011 is a deficient number, since it is larger than the sum of its proper divisors (1222301).

223012310011 is an equidigital number, since it uses as much as digits as its factorization.

223012310011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222300.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 223012310011 its reverse (110013210322), we get a palindrome (333025520333).

The spelling of 223012310011 in words is "two hundred twenty-three billion, twelve million, three hundred ten thousand, eleven".