11041220212 has 24 divisors (see below), whose sum is σ = 21287401632. Its totient is φ = 4969044000.

The previous prime is 11041220159. The next prime is 11041220233. The reversal of 11041220212 is 21202214011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1237818 + ... + 1246705.

It is an arithmetic number, because the mean of its divisors is an integer number (886975068).

Almost surely, 2^11041220212 is an apocalyptic number.

It is an amenable number.

11041220212 is a deficient number, since it is larger than the sum of its proper divisors (10246181420).

11041220212 is a wasteful number, since it uses less digits than its factorization.

11041220212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2484639 (or 2484637 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 11041220212 its reverse (21202214011), we get a palindrome (32243434223).

The spelling of 11041220212 in words is "eleven billion, forty-one million, two hundred twenty thousand, two hundred twelve".