2311323330 has 16 divisors (see below), whose sum is σ = 5547176064. Its totient is φ = 616352880.

The previous prime is 2311323323. The next prime is 2311323331. The reversal of 2311323330 is 333231132.

It is a junction number, because it is equal to n+sod(n) for n = 2311323297 and 2311323306.

It is not an unprimeable number, because it can be changed into a prime (2311323331) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38522026 + ... + 38522085.

It is an arithmetic number, because the mean of its divisors is an integer number (346698504).

Almost surely, 2^2311323330 is an apocalyptic number.

2311323330 is an abundant number, since it is smaller than the sum of its proper divisors (3235852734).

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

2311323330 is a wasteful number, since it uses less digits than its factorization.

2311323330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77044121.

The product of its (nonzero) digits is 972, while the sum is 21.

The square root of 2311323330 is about 48076.2241653814. The cubic root of 2311323330 is about 1322.1687889048.

Adding to 2311323330 its reverse (333231132), we get a palindrome (2644554462).

The spelling of 2311323330 in words is "two billion, three hundred eleven million, three hundred twenty-three thousand, three hundred thirty".