1123223440323 has 8 divisors (see below), whose sum is σ = 1538107774288. Its totient is φ = 728577366624.

The previous prime is 1123223440279. The next prime is 1123223440333. The reversal of 1123223440323 is 3230443223211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1123223440323 - 2²¹ = 1123221343171 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1123223440333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5059564936 + ... + 5059565157.

It is an arithmetic number, because the mean of its divisors is an integer number (192263471786).

Almost surely, 2^{1123223440323} is an apocalyptic number.

1123223440323 is a deficient number, since it is larger than the sum of its proper divisors (414884333965).

1123223440323 is a wasteful number, since it uses less digits than its factorization.

1123223440323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10119130133.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 1123223440323 its reverse (3230443223211), we get a palindrome (4353666663534).

The spelling of 1123223440323 in words is "one trillion, one hundred twenty-three billion, two hundred twenty-three million, four hundred forty thousand, three hundred twenty-three".