1143224322 has 16 divisors (see below), whose sum is σ = 2301592512. Its totient is φ = 378550800.

The previous prime is 1143224263. The next prime is 1143224351. The reversal of 1143224322 is 2234223411.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1143224292 and 1143224301.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 630013 + ... + 631824.

It is an arithmetic number, because the mean of its divisors is an integer number (143849532).

Almost surely, 2^1143224322 is an apocalyptic number.

1143224322 is an abundant number, since it is smaller than the sum of its proper divisors (1158368190).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1143224322 is a wasteful number, since it uses less digits than its factorization.

1143224322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1261993.

The product of its digits is 2304, while the sum is 24.

The square root of 1143224322 is about 33811.6004057779. The cubic root of 1143224322 is about 1045.6278735549.

Adding to 1143224322 its reverse (2234223411), we get a palindrome (3377447733).

The spelling of 1143224322 in words is "one billion, one hundred forty-three million, two hundred twenty-four thousand, three hundred twenty-two".