11201100111212 has 48 divisors (see below), whose sum is σ = 22642880188320. Its totient is φ = 4791685017600.

The previous prime is 11201100111191. The next prime is 11201100111221. The reversal of 11201100111212 is 21211100110211.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15755912 + ... + 16451472.

It is an arithmetic number, because the mean of its divisors is an integer number (471726670590).

Almost surely, 2^{11201100111212} is an apocalyptic number.

It is an amenable number.

11201100111212 is an abundant number, since it is smaller than the sum of its proper divisors (11441780077108).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11201100111212 is a wasteful number, since it uses less digits than its factorization.

11201100111212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 717122 (or 717120 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11201100111212 its reverse (21211100110211), we get a palindrome (32412200221423).

The spelling of 11201100111212 in words is "eleven trillion, two hundred one billion, one hundred million, one hundred eleven thousand, two hundred twelve".