223003210123 has 4 divisors (see below), whose sum is σ = 223005832168. Its totient is φ = 223000588080.

The previous prime is 223003210117. The next prime is 223003210127. The reversal of 223003210123 is 321012300322.

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 223003210123 - 2¹⁷ = 223003079051 is a prime.

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 223003210123.

It is not an unprimeable number, because it can be changed into a prime (223003210127) 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, 1179018 + ... + 1355023.

It is an arithmetic number, because the mean of its divisors is an integer number (55751458042).

Almost surely, 2^223003210123 is an apocalyptic number.

223003210123 is a deficient number, since it is larger than the sum of its proper divisors (2622045).

223003210123 is an equidigital number, since it uses as much as digits as its factorization.

223003210123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2622044.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 223003210123 its reverse (321012300322), we get a palindrome (544015510445).

The spelling of 223003210123 in words is "two hundred twenty-three billion, three million, two hundred ten thousand, one hundred twenty-three".