223043123023 has 4 divisors (see below), whose sum is σ = 254906426320. Its totient is φ = 191179819728.

The previous prime is 223043122997. The next prime is 223043123057. The reversal of 223043123023 is 320321340322.

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 223043123023 - 2¹³ = 223043114831 is a prime.

It is a super-2 number, since 2×223043123023² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223043123623) 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, 15931651638 + ... + 15931651651.

It is an arithmetic number, because the mean of its divisors is an integer number (63726606580).

Almost surely, 2^223043123023 is an apocalyptic number.

223043123023 is a deficient number, since it is larger than the sum of its proper divisors (31863303297).

223043123023 is an equidigital number, since it uses as much as digits as its factorization.

223043123023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31863303296.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 223043123023 its reverse (320321340322), we get a palindrome (543364463345).

The spelling of 223043123023 in words is "two hundred twenty-three billion, forty-three million, one hundred twenty-three thousand, twenty-three".