223123310233 has 4 divisors (see below), whose sum is σ = 223134342948. Its totient is φ = 223112277520.

The previous prime is 223123310209. The next prime is 223123310327. The reversal of 223123310233 is 332013321322.

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

It can be written as a sum of positive squares in 2 ways, for example, as 20755588624 + 202367721609 = 144068^2 + 449853^2 .

It is a cyclic number.

It is not a de Polignac number, because 223123310233 - 2¹³ = 223123302041 is a prime.

It is a super-3 number, since 3×223123310233³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223123310198 and 223123310207.

It is not an unprimeable number, because it can be changed into a prime (223123310533) 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, 5485966 + ... + 5526487.

It is an arithmetic number, because the mean of its divisors is an integer number (55783585737).

Almost surely, 2^223123310233 is an apocalyptic number.

It is an amenable number.

223123310233 is a deficient number, since it is larger than the sum of its proper divisors (11032715).

223123310233 is a wasteful number, since it uses less digits than its factorization.

223123310233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11032714.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 223123310233 its reverse (332013321322), we get a palindrome (555136631555).

The spelling of 223123310233 in words is "two hundred twenty-three billion, one hundred twenty-three million, three hundred ten thousand, two hundred thirty-three".