1133221323 has 16 divisors (see below), whose sum is σ = 1628909856. Its totient is φ = 696629760.

The previous prime is 1133221321. The next prime is 1133221333. The reversal of 1133221323 is 3231223311.

1133221323 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1133221323 - 2¹ = 1133221321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1133221323.

It is not an unprimeable number, because it can be changed into a prime (1133221321) 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, 23233 + ... + 52973.

It is an arithmetic number, because the mean of its divisors is an integer number (101806866).

Almost surely, 2^1133221323 is an apocalyptic number.

1133221323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1133221323 is a deficient number, since it is larger than the sum of its proper divisors (495688533).

1133221323 is a wasteful number, since it uses less digits than its factorization.

1133221323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30734.

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

The square root of 1133221323 is about 33663.3528187553. The cubic root of 1133221323 is about 1042.5692525693.

Adding to 1133221323 its reverse (3231223311), we get a palindrome (4364444634).

The spelling of 1133221323 in words is "one billion, one hundred thirty-three million, two hundred twenty-one thousand, three hundred twenty-three".