11031212 has 12 divisors (see below), whose sum is σ = 19404000. Its totient is φ = 5487216.

The previous prime is 11031193. The next prime is 11031221. The reversal of 11031212 is 21213011.

It is a junction number, because it is equal to n+sod(n) for n = 11031193 and 11031202.

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, 6212 + ... + 7787.

It is an arithmetic number, because the mean of its divisors is an integer number (1617000).

Almost surely, 2^11031212 is an apocalyptic number.

It is an amenable number.

11031212 is a deficient number, since it is larger than the sum of its proper divisors (8372788).

11031212 is a wasteful number, since it uses less digits than its factorization.

11031212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14200 (or 14198 counting only the distinct ones).

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

The square root of 11031212 is about 3321.3268432962. The cubic root of 11031212 is about 222.6081584995.

Adding to 11031212 its reverse (21213011), we get a palindrome (32244223).

The spelling of 11031212 in words is "eleven million, thirty-one thousand, two hundred twelve".