1222232322 has 16 divisors (see below), whose sum is σ = 2510531712. Its totient is φ = 396399600.

The previous prime is 1222232309. The next prime is 1222232339. The reversal of 1222232322 is 2232322221.

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

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, 2752554 + ... + 2752997.

It is an arithmetic number, because the mean of its divisors is an integer number (156908232).

Almost surely, 2^1222232322 is an apocalyptic number.

1222232322 is an abundant number, since it is smaller than the sum of its proper divisors (1288299390).

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

1222232322 is a wasteful number, since it uses less digits than its factorization.

1222232322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5505593.

The product of its digits is 1152, while the sum is 21.

The square root of 1222232322 is about 34960.4393851107. The cubic root of 1222232322 is about 1069.1810550254.

Adding to 1222232322 its reverse (2232322221), we get a palindrome (3454554543).

It can be divided in two parts, 12222 and 32322, that added together give a palindrome (44544).

The spelling of 1222232322 in words is "one billion, two hundred twenty-two million, two hundred thirty-two thousand, three hundred twenty-two".