11101021112112 has 80 divisors (see below), whose sum is σ = 28904852828160. Its totient is φ = 3671025152256.

The previous prime is 11101021112087. The next prime is 11101021112117. The reversal of 11101021112112 is 21121112010111.

It is a junction number, because it is equal to n+sod(n) for n = 11101021112091 and 11101021112100.

It is not an unprimeable number, because it can be changed into a prime (11101021112117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197256714 + ... + 197312982.

It is an arithmetic number, because the mean of its divisors is an integer number (361310660352).

Almost surely, 2^{11101021112112} is an apocalyptic number.

11101021112112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11101021112112 is an abundant number, since it is smaller than the sum of its proper divisors (17803831716048).

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

11101021112112 is a wasteful number, since it uses less digits than its factorization.

11101021112112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88770 (or 88764 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 11101021112112 its reverse (21121112010111), we get a palindrome (32222133122223).

The spelling of 11101021112112 in words is "eleven trillion, one hundred one billion, twenty-one million, one hundred twelve thousand, one hundred twelve".