1122320003 has 24 divisors (see below), whose sum is σ = 1321049184. Its totient is φ = 933984000.

The previous prime is 1122319999. The next prime is 1122320047. The reversal of 1122320003 is 3000232211.

It is a happy number.

It is not a de Polignac number, because 1122320003 - 2² = 1122319999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1122320003.

It is not an unprimeable number, because it can be changed into a prime (1122320053) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2798603 + ... + 2799003.

It is an arithmetic number, because the mean of its divisors is an integer number (55043716).

Almost surely, 2^1122320003 is an apocalyptic number.

1122320003 is a deficient number, since it is larger than the sum of its proper divisors (198729181).

1122320003 is an equidigital number, since it uses as much as digits as its factorization.

1122320003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 683 (or 636 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 1122320003 is about 33501.0448046027. The cubic root of 1122320003 is about 1039.2153854625.

Adding to 1122320003 its reverse (3000232211), we get a palindrome (4122552214).

The spelling of 1122320003 in words is "one billion, one hundred twenty-two million, three hundred twenty thousand, three".