2111301312 has 56 divisors (see below), whose sum is σ = 5680862400. Its totient is φ = 691835136.

The previous prime is 2111301263. The next prime is 2111301319. The reversal of 2111301312 is 2131031112.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2111301291 and 2111301300.

It is not an unprimeable number, because it can be changed into a prime (2111301319) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81862 + ... + 104517.

Almost surely, 2^2111301312 is an apocalyptic number.

It is an amenable number.

2111301312 is an abundant number, since it is smaller than the sum of its proper divisors (3569561088).

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

2111301312 is a wasteful number, since it uses less digits than its factorization.

2111301312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186453 (or 186443 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 2111301312 is about 45948.8989204312. The cubic root of 2111301312 is about 1282.8722349706.

Adding to 2111301312 its reverse (2131031112), we get a palindrome (4242332424).

The spelling of 2111301312 in words is "two billion, one hundred eleven million, three hundred one thousand, three hundred twelve".