11310212 has 6 divisors (see below), whose sum is σ = 19792878. Its totient is φ = 5655104.

The previous prime is 11310199. The next prime is 11310217. The reversal of 11310212 is 21201311.

It can be written as a sum of positive squares in only one way, i.e., 10086976 + 1223236 = 3176^2 + 1106^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11310193 and 11310202.

It is not an unprimeable number, because it can be changed into a prime (11310217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1413773 + ... + 1413780.

It is an arithmetic number, because the mean of its divisors is an integer number (3298813).

Almost surely, 2^11310212 is an apocalyptic number.

It is an amenable number.

11310212 is a deficient number, since it is larger than the sum of its proper divisors (8482666).

11310212 is a wasteful number, since it uses less digits than its factorization.

11310212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2827557 (or 2827555 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 11310212 is about 3363.0658631671. The cubic root of 11310212 is about 224.4692808367.

Adding to 11310212 its reverse (21201311), we get a palindrome (32511523).

The spelling of 11310212 in words is "eleven million, three hundred ten thousand, two hundred twelve".