11313222212 has 48 divisors (see below), whose sum is σ = 21557760000. Its totient is φ = 5175096480.

The previous prime is 11313222187. The next prime is 11313222251. The reversal of 11313222212 is 21222231311.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1170833 + ... + 1180455.

It is an arithmetic number, because the mean of its divisors is an integer number (449120000).

Almost surely, 2^11313222212 is an apocalyptic number.

It is an amenable number.

11313222212 is a deficient number, since it is larger than the sum of its proper divisors (10244537788).

11313222212 is a wasteful number, since it uses less digits than its factorization.

11313222212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10176 (or 10174 counting only the distinct ones).

The product of its digits is 288, while the sum is 20.

Adding to 11313222212 its reverse (21222231311), we get a palindrome (32535453523).

Subtracting 11313222212 from its reverse (21222231311), we obtain a palindrome (9909009099).

The spelling of 11313222212 in words is "eleven billion, three hundred thirteen million, two hundred twenty-two thousand, two hundred twelve".