2311230112 has 12 divisors (see below), whose sum is σ = 4550234346. Its totient is φ = 1155615040.

The previous prime is 2311230109. The next prime is 2311230113. The reversal of 2311230112 is 2110321132.

It can be written as a sum of positive squares in only one way, i.e., 2292877456 + 18352656 = 47884^2 + 4284^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (2311230113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36112939 + ... + 36113002.

Almost surely, 2^2311230112 is an apocalyptic number.

It is an amenable number.

2311230112 is a deficient number, since it is larger than the sum of its proper divisors (2239004234).

2311230112 is an equidigital number, since it uses as much as digits as its factorization.

2311230112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72225951 (or 72225943 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 2311230112 is about 48075.2546743124. The cubic root of 2311230112 is about 1322.1510138658.

Adding to 2311230112 its reverse (2110321132), we get a palindrome (4421551244).

The spelling of 2311230112 in words is "two billion, three hundred eleven million, two hundred thirty thousand, one hundred twelve".