11102121121112 has 64 divisors (see below), whose sum is σ = 24313857771840. Its totient is φ = 4654194163200.

The previous prime is 11102121121103. The next prime is 11102121121213. The reversal of 11102121121112 is 21112112120111.

11102121121112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 8359703 + ... + 9596294.

It is an arithmetic number, because the mean of its divisors is an integer number (379904027685).

Almost surely, 2^{11102121121112} is an apocalyptic number.

It is an amenable number.

11102121121112 is an abundant number, since it is smaller than the sum of its proper divisors (13211736650728).

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

11102121121112 is a wasteful number, since it uses less digits than its factorization.

11102121121112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17956252 (or 17956248 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 11102121121112 its reverse (21112112120111), we get a palindrome (32214233241223).

The spelling of 11102121121112 in words is "eleven trillion, one hundred two billion, one hundred twenty-one million, one hundred twenty-one thousand, one hundred twelve".