11013212212 has 24 divisors (see below), whose sum is σ = 20782319040. Its totient is φ = 5089544640.

The previous prime is 11013212201. The next prime is 11013212213. The reversal of 11013212212 is 21221231011.

It is a super-3 number, since 3×11013212212³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11013212213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1764088 + ... + 1770319.

It is an arithmetic number, because the mean of its divisors is an integer number (865929960).

Almost surely, 2^11013212212 is an apocalyptic number.

It is an amenable number.

11013212212 is a deficient number, since it is larger than the sum of its proper divisors (9769106828).

11013212212 is a wasteful number, since it uses less digits than its factorization.

11013212212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3534471 (or 3534469 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11013212212 its reverse (21221231011), we get a palindrome (32234443223).

The spelling of 11013212212 in words is "eleven billion, thirteen million, two hundred twelve thousand, two hundred twelve".