11201222012 has 12 divisors (see below), whose sum is σ = 19603554600. Its totient is φ = 5600206416.

The previous prime is 11201221883. The next prime is 11201222023. The reversal of 11201222012 is 21022210211.

It is a super-2 number, since 2×11201222012² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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, 33887 + ... + 153462.

It is an arithmetic number, because the mean of its divisors is an integer number (1633629550).

Almost surely, 2^11201222012 is an apocalyptic number.

It is an amenable number.

11201222012 is a deficient number, since it is larger than the sum of its proper divisors (8402332588).

11201222012 is a wasteful number, since it uses less digits than its factorization.

11201222012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202300 (or 202298 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11201222012 its reverse (21022210211), we get a palindrome (32223432223).

The spelling of 11201222012 in words is "eleven billion, two hundred one million, two hundred twenty-two thousand, twelve".