223016323011 has 4 divisors (see below), whose sum is σ = 297355097352. Its totient is φ = 148677548672.

The previous prime is 223016322917. The next prime is 223016323129. The reversal of 223016323011 is 110323610322.

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

It is a cyclic number.

It is not a de Polignac number, because 223016323011 - 2¹⁵ = 223016290243 is a prime.

It is a super-2 number, since 2×223016323011² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (223016313011) 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, 37169387166 + ... + 37169387171.

It is an arithmetic number, because the mean of its divisors is an integer number (74338774338).

Almost surely, 2^223016323011 is an apocalyptic number.

223016323011 is a deficient number, since it is larger than the sum of its proper divisors (74338774341).

223016323011 is an equidigital number, since it uses as much as digits as its factorization.

223016323011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74338774340.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 223016323011 its reverse (110323610322), we get a palindrome (333339933333).

The spelling of 223016323011 in words is "two hundred twenty-three billion, sixteen million, three hundred twenty-three thousand, eleven".