1223234433233 has 4 divisors (see below), whose sum is σ = 1223365367808. Its totient is φ = 1223103498660.

The previous prime is 1223234433221. The next prime is 1223234433241. The reversal of 1223234433233 is 3323344323221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1223234433233 - 2¹⁰ = 1223234432209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1223234433193 and 1223234433202.

It is not an unprimeable number, because it can be changed into a prime (1223234433283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65453273 + ... + 65471958.

It is an arithmetic number, because the mean of its divisors is an integer number (305841341952).

Almost surely, 2^{1223234433233} is an apocalyptic number.

It is an amenable number.

1223234433233 is a deficient number, since it is larger than the sum of its proper divisors (130934575).

1223234433233 is an equidigital number, since it uses as much as digits as its factorization.

1223234433233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130934574.

The product of its digits is 186624, while the sum is 35.

Adding to 1223234433233 its reverse (3323344323221), we get a palindrome (4546578756454).

The spelling of 1223234433233 in words is "one trillion, two hundred twenty-three billion, two hundred thirty-four million, four hundred thirty-three thousand, two hundred thirty-three".