1121110212112 has 80 divisors (see below), whose sum is σ = 2589944661504. Its totient is φ = 464147712000.

The previous prime is 1121110212109. The next prime is 1121110212113. The reversal of 1121110212112 is 2112120111211.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (1121110212113) 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, 5950839 + ... + 6136342.

Almost surely, 2^{1121110212112} is an apocalyptic number.

It is an amenable number.

1121110212112 is an abundant number, since it is smaller than the sum of its proper divisors (1468834449392).

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

1121110212112 is a wasteful number, since it uses less digits than its factorization.

1121110212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12087248 (or 12087242 counting only the distinct ones).

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

Adding to 1121110212112 its reverse (2112120111211), we get a palindrome (3233230323323).

The spelling of 1121110212112 in words is "one trillion, one hundred twenty-one billion, one hundred ten million, two hundred twelve thousand, one hundred twelve".