1121233323 has 16 divisors (see below), whose sum is σ = 1721592576. Its totient is φ = 635812320.

The previous prime is 1121233313. The next prime is 1121233357. The reversal of 1121233323 is 3233321211.

It is not a de Polignac number, because 1121233323 - 2¹⁴ = 1121216939 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 1121233323.

It is not an unprimeable number, because it can be changed into a prime (1121233313) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201036 + ... + 206537.

It is an arithmetic number, because the mean of its divisors is an integer number (107599536).

Almost surely, 2^1121233323 is an apocalyptic number.

1121233323 is a deficient number, since it is larger than the sum of its proper divisors (600359253).

1121233323 is a wasteful number, since it uses less digits than its factorization.

1121233323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407714.

The product of its digits is 648, while the sum is 21.

The square root of 1121233323 is about 33484.8222781606. The cubic root of 1121233323 is about 1038.8798723450.

Adding to 1121233323 its reverse (3233321211), we get a palindrome (4354554534).

The spelling of 1121233323 in words is "one billion, one hundred twenty-one million, two hundred thirty-three thousand, three hundred twenty-three".