1222113324 has 12 divisors (see below), whose sum is σ = 2851597784. Its totient is φ = 407371104.

The previous prime is 1222113311. The next prime is 1222113329. The reversal of 1222113324 is 4233112221.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 1222113324.

It is not an unprimeable number, because it can be changed into a prime (1222113329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50921377 + ... + 50921400.

Almost surely, 2^1222113324 is an apocalyptic number.

It is an amenable number.

1222113324 is an abundant number, since it is smaller than the sum of its proper divisors (1629484460).

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

1222113324 is a wasteful number, since it uses less digits than its factorization.

1222113324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101842784 (or 101842782 counting only the distinct ones).

The product of its digits is 576, while the sum is 21.

The square root of 1222113324 is about 34958.7374485979. The cubic root of 1222113324 is about 1069.1463549840.

Adding to 1222113324 its reverse (4233112221), we get a palindrome (5455225545).

The spelling of 1222113324 in words is "one billion, two hundred twenty-two million, one hundred thirteen thousand, three hundred twenty-four".