2311002312 has 32 divisors (see below), whose sum is σ = 5781569280. Its totient is φ = 769792320.

The previous prime is 2311002307. The next prime is 2311002313. The reversal of 2311002312 is 2132001132.

It is a junction number, because it is equal to n+sod(n) for n = 2311002291 and 2311002300.

It is not an unprimeable number, because it can be changed into a prime (2311002313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1737 + ... + 68007.

It is an arithmetic number, because the mean of its divisors is an integer number (180674040).

Almost surely, 2^2311002312 is an apocalyptic number.

It is an amenable number.

2311002312 is an abundant number, since it is smaller than the sum of its proper divisors (3470566968).

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

2311002312 is a wasteful number, since it uses less digits than its factorization.

2311002312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67733 (or 67729 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 2311002312 is about 48072.8854137132. The cubic root of 2311002312 is about 1322.1075743867.

Adding to 2311002312 its reverse (2132001132), we get a palindrome (4443003444).

The spelling of 2311002312 in words is "two billion, three hundred eleven million, two thousand, three hundred twelve".