23223122243 has 4 divisors (see below), whose sum is σ = 23224123368. Its totient is φ = 23222121120.

The previous prime is 23223122239. The next prime is 23223122281. The reversal of 23223122243 is 34222132232.

It is a happy number.

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 23223122243 - 2² = 23223122239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23223122443) 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, 464921 + ... + 512442.

It is an arithmetic number, because the mean of its divisors is an integer number (5806030842).

Almost surely, 2^23223122243 is an apocalyptic number.

23223122243 is a deficient number, since it is larger than the sum of its proper divisors (1001125).

23223122243 is an equidigital number, since it uses as much as digits as its factorization.

23223122243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1001124.

The product of its digits is 6912, while the sum is 26.

Adding to 23223122243 its reverse (34222132232), we get a palindrome (57445254475).

The spelling of 23223122243 in words is "twenty-three billion, two hundred twenty-three million, one hundred twenty-two thousand, two hundred forty-three".