11200212100212 has 12 divisors (see below), whose sum is σ = 26133828233856. Its totient is φ = 3733404033400.

The previous prime is 11200212100139. The next prime is 11200212100223. The reversal of 11200212100212 is 21200121200211.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 11200212100191 and 11200212100200.

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, 466675504164 + ... + 466675504187.

It is an arithmetic number, because the mean of its divisors is an integer number (2177819019488).

Almost surely, 2^{11200212100212} is an apocalyptic number.

11200212100212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11200212100212 is an abundant number, since it is smaller than the sum of its proper divisors (14933616133644).

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

11200212100212 is a wasteful number, since it uses less digits than its factorization.

11200212100212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 933351008358 (or 933351008356 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 11200212100212 its reverse (21200121200211), we get a palindrome (32400333300423).

Subtracting 11200212100212 from its reverse (21200121200211), we obtain a palindrome (9999909099999).

The spelling of 11200212100212 in words is "eleven trillion, two hundred billion, two hundred twelve million, one hundred thousand, two hundred twelve".