2311234105 has 4 divisors (see below), whose sum is σ = 2773480932. Its totient is φ = 1848987280.

The previous prime is 2311234091. The next prime is 2311234111. The reversal of 2311234105 is 5014321132.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 900180009 + 1411054096 = 30003^2 + 37564^2 .

It is not a de Polignac number, because 2311234105 - 2⁵ = 2311234073 is a prime.

It is a Duffinian number.

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 3 ways as a sum of consecutive naturals, for example, 231123406 + ... + 231123415.

It is an arithmetic number, because the mean of its divisors is an integer number (693370233).

Almost surely, 2^2311234105 is an apocalyptic number.

It is an amenable number.

2311234105 is a deficient number, since it is larger than the sum of its proper divisors (462246827).

2311234105 is an equidigital number, since it uses as much as digits as its factorization.

2311234105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462246826.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 2311234105 is about 48075.2962029357. The cubic root of 2311234105 is about 1322.1517752707.

Adding to 2311234105 its reverse (5014321132), we get a palindrome (7325555237).

The spelling of 2311234105 in words is "two billion, three hundred eleven million, two hundred thirty-four thousand, one hundred five".