1120120211112 has 128 divisors (see below), whose sum is σ = 3340474767360. Its totient is φ = 306029433600.

The previous prime is 1120120211101. The next prime is 1120120211117. The reversal of 1120120211112 is 2111120210211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1120120211091 and 1120120211100.

It is not an unprimeable number, because it can be changed into a prime (1120120211117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13610487 + ... + 13692537.

It is an arithmetic number, because the mean of its divisors is an integer number (26097459120).

Almost surely, 2^{1120120211112} is an apocalyptic number.

1120120211112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1120120211112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1670237383680).

1120120211112 is an abundant number, since it is smaller than the sum of its proper divisors (2220354556248).

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

1120120211112 is a wasteful number, since it uses less digits than its factorization.

1120120211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85623 (or 85619 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 1120120211112 its reverse (2111120210211), we get a palindrome (3231240421323).

Subtracting 1120120211112 from its reverse (2111120210211), we obtain a palindrome (990999999099).

The spelling of 1120120211112 in words is "one trillion, one hundred twenty billion, one hundred twenty million, two hundred eleven thousand, one hundred twelve".