7113216331 has 8 divisors (see below), whose sum is σ = 7746459840. Its totient is φ = 6492268992.

The previous prime is 7113216329. The next prime is 7113216361. The reversal of 7113216331 is 1336123117.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7113216331 - 2¹ = 7113216329 is a prime.

It is a super-2 number, since 2×7113216331² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 7113216331.

It is not an unprimeable number, because it can be changed into a prime (7113216361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3072835 + ... + 3075148.

It is an arithmetic number, because the mean of its divisors is an integer number (968307480).

Almost surely, 2^7113216331 is an apocalyptic number.

7113216331 is a deficient number, since it is larger than the sum of its proper divisors (633243509).

7113216331 is a wasteful number, since it uses less digits than its factorization.

7113216331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6148085.

The product of its digits is 2268, while the sum is 28.

The square root of 7113216331 is about 84339.8857658700. The cubic root of 7113216331 is about 1923.1891741331.

Adding to 7113216331 its reverse (1336123117), we get a palindrome (8449339448).

The spelling of 7113216331 in words is "seven billion, one hundred thirteen million, two hundred sixteen thousand, three hundred thirty-one".