11271212 has 12 divisors (see below), whose sum is σ = 19786536. Its totient is φ = 5617920.

The previous prime is 11271193. The next prime is 11271223. The reversal of 11271212 is 21217211.

It is a nialpdrome in base 15.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2933 + ... + 5580.

It is an arithmetic number, because the mean of its divisors is an integer number (1648878).

Almost surely, 2^11271212 is an apocalyptic number.

It is an amenable number.

11271212 is a deficient number, since it is larger than the sum of its proper divisors (8515324).

11271212 is a wasteful number, since it uses less digits than its factorization.

11271212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8848 (or 8846 counting only the distinct ones).

The product of its digits is 56, while the sum is 17.

The square root of 11271212 is about 3357.2625753730. The cubic root of 11271212 is about 224.2109778830.

Adding to 11271212 its reverse (21217211), we get a palindrome (32488423).

The spelling of 11271212 in words is "eleven million, two hundred seventy-one thousand, two hundred twelve".