11102122212112 has 40 divisors (see below), whose sum is σ = 22487084395200. Its totient is φ = 5299895905920.

The previous prime is 11102122212061. The next prime is 11102122212173. The reversal of 11102122212112 is 21121222120111.

It is a happy number.

It is a super-2 number, since 2×11102122212112² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11102122212112.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27683362 + ... + 28081537.

It is an arithmetic number, because the mean of its divisors is an integer number (562177109880).

Almost surely, 2^{11102122212112} is an apocalyptic number.

It is an amenable number.

11102122212112 is an abundant number, since it is smaller than the sum of its proper divisors (11384962183088).

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

11102122212112 is a wasteful number, since it uses less digits than its factorization.

11102122212112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55765471 (or 55765465 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 11102122212112 its reverse (21121222120111), we get a palindrome (32223344332223).

The spelling of 11102122212112 in words is "eleven trillion, one hundred two billion, one hundred twenty-two million, two hundred twelve thousand, one hundred twelve".