11311012 has 6 divisors (see below), whose sum is σ = 19794278. Its totient is φ = 5655504.

The previous prime is 11310989. The next prime is 11311019. The reversal of 11311012 is 21011311.

11311012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 8667136 + 2643876 = 2944^2 + 1626^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 11311012.

It is not an unprimeable number, because it can be changed into a prime (11311019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1413873 + ... + 1413880.

Almost surely, 2^11311012 is an apocalyptic number.

It is an amenable number.

11311012 is a deficient number, since it is larger than the sum of its proper divisors (8483266).

11311012 is a wasteful number, since it uses less digits than its factorization.

11311012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2827757 (or 2827755 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 10.

The square root of 11311012 is about 3363.1848001559. The cubic root of 11311012 is about 224.4745731392.

Adding to 11311012 its reverse (21011311), we get a palindrome (32322323).

The spelling of 11311012 in words is "eleven million, three hundred eleven thousand, twelve".