1231232322 has 16 divisors (see below), whose sum is σ = 2462814720. Its totient is φ = 410352432.

The previous prime is 1231232311. The next prime is 1231232333. The reversal of 1231232322 is 2232321321.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1231232311) and next prime (1231232333).

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62368 + ... + 79700.

It is an arithmetic number, because the mean of its divisors is an integer number (153925920).

Almost surely, 2^1231232322 is an apocalyptic number.

1231232322 is an abundant number, since it is smaller than the sum of its proper divisors (1231582398).

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

1231232322 is a wasteful number, since it uses less digits than its factorization.

1231232322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29177.

The product of its digits is 864, while the sum is 21.

The square root of 1231232322 is about 35088.9202170714. The cubic root of 1231232322 is about 1071.7989715722.

Adding to 1231232322 its reverse (2232321321), we get a palindrome (3463553643).

The spelling of 1231232322 in words is "one billion, two hundred thirty-one million, two hundred thirty-two thousand, three hundred twenty-two".