223130033123 has 4 divisors (see below), whose sum is σ = 223133571648. Its totient is φ = 223126494600.

The previous prime is 223130033041. The next prime is 223130033129. The reversal of 223130033123 is 321330031322.

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 223130033123 - 2²⁸ = 222861597667 is a prime.

It is a super-3 number, since 3×223130033123³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223130033129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1672928 + ... + 1801373.

It is an arithmetic number, because the mean of its divisors is an integer number (55783392912).

Almost surely, 2^223130033123 is an apocalyptic number.

223130033123 is a deficient number, since it is larger than the sum of its proper divisors (3538525).

223130033123 is an equidigital number, since it uses as much as digits as its factorization.

223130033123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3538524.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 223130033123 its reverse (321330031322), we get a palindrome (544460064445).

The spelling of 223130033123 in words is "two hundred twenty-three billion, one hundred thirty million, thirty-three thousand, one hundred twenty-three".