7231322312 has 16 divisors (see below), whose sum is σ = 13579695360. Its totient is φ = 3610070224.

The previous prime is 7231322311. The next prime is 7231322359. The reversal of 7231322312 is 2132231327.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (7231322311) 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, 693368 + ... + 703719.

It is an arithmetic number, because the mean of its divisors is an integer number (848730960).

Almost surely, 2^7231322312 is an apocalyptic number.

It is an amenable number.

7231322312 is a deficient number, since it is larger than the sum of its proper divisors (6348373048).

7231322312 is a wasteful number, since it uses less digits than its factorization.

7231322312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1397740 (or 1397736 counting only the distinct ones).

The product of its digits is 3024, while the sum is 26.

The square root of 7231322312 is about 85037.1819382557. The cubic root of 7231322312 is about 1933.7748444158.

Adding to 7231322312 its reverse (2132231327), we get a palindrome (9363553639).

The spelling of 7231322312 in words is "seven billion, two hundred thirty-one million, three hundred twenty-two thousand, three hundred twelve".