2311304232 has 64 divisors (see below), whose sum is σ = 5918976000. Its totient is φ = 751863744.

The previous prime is 2311304209. The next prime is 2311304243. The reversal of 2311304232 is 2324031132.

It is a super-2 number, since 2×2311304232² = 10684254505722219648, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2311304199 and 2311304208.

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 15 ways as a sum of consecutive naturals, for example, 190953 + ... + 202695.

It is an arithmetic number, because the mean of its divisors is an integer number (92484000).

Almost surely, 2^2311304232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2311304232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2959488000).

2311304232 is an abundant number, since it is smaller than the sum of its proper divisors (3607671768).

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

2311304232 is a wasteful number, since it uses less digits than its factorization.

2311304232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11950 (or 11946 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 2311304232 is about 48076.0255428836. The cubic root of 2311304232 is about 1322.1651472898.

Adding to 2311304232 its reverse (2324031132), we get a palindrome (4635335364).

The spelling of 2311304232 in words is "two billion, three hundred eleven million, three hundred four thousand, two hundred thirty-two".