11212100221102 has 16 divisors (see below), whose sum is σ = 18347321365632. Its totient is φ = 5096340225720.

The previous prime is 11212100221099. The next prime is 11212100221117. The reversal of 11212100221102 is 20112200121211.

It is a super-2 number, since 2×11212100221102² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1767378 + ... + 5054485.

It is an arithmetic number, because the mean of its divisors is an integer number (1146707585352).

Almost surely, 2^{11212100221102} is an apocalyptic number.

11212100221102 is a deficient number, since it is larger than the sum of its proper divisors (7135221144530).

11212100221102 is a wasteful number, since it uses less digits than its factorization.

11212100221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6896583.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11212100221102 its reverse (20112200121211), we get a palindrome (31324300342313).

The spelling of 11212100221102 in words is "eleven trillion, two hundred twelve billion, one hundred million, two hundred twenty-one thousand, one hundred two".