223012323023 has 4 divisors (see below), whose sum is σ = 254871226320. Its totient is φ = 191153419728.

The previous prime is 223012323019. The next prime is 223012323029. The reversal of 223012323023 is 320323210322.

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 223012323023 - 2² = 223012323019 is a prime.

It is a super-2 number, since 2×223012323023² (a number of 23 digits) contains 22 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 223012323023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223012323029) 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, 15929451638 + ... + 15929451651.

It is an arithmetic number, because the mean of its divisors is an integer number (63717806580).

Almost surely, 2^223012323023 is an apocalyptic number.

223012323023 is a deficient number, since it is larger than the sum of its proper divisors (31858903297).

223012323023 is an equidigital number, since it uses as much as digits as its factorization.

223012323023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31858903296.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 223012323023 its reverse (320323210322), we get a palindrome (543335533345).

The spelling of 223012323023 in words is "two hundred twenty-three billion, twelve million, three hundred twenty-three thousand, twenty-three".