11201201222212 has 24 divisors (see below), whose sum is σ = 19879475626080. Its totient is φ = 5521713743040.

The previous prime is 11201201222137. The next prime is 11201201222243. The reversal of 11201201222212 is 21222210210211.

It is a self number, because there is not a number n which added to its sum of digits gives 11201201222212.

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, 45213714 + ... + 45460777.

It is an arithmetic number, because the mean of its divisors is an integer number (828311484420).

Almost surely, 2^{11201201222212} is an apocalyptic number.

It is an amenable number.

11201201222212 is a deficient number, since it is larger than the sum of its proper divisors (8678274403868).

11201201222212 is a wasteful number, since it uses less digits than its factorization.

11201201222212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90674931 (or 90674929 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 11201201222212 its reverse (21222210210211), we get a palindrome (32423411432423).

The spelling of 11201201222212 in words is "eleven trillion, two hundred one billion, two hundred one million, two hundred twenty-two thousand, two hundred twelve".