1121120210112 has 336 divisors, whose sum is σ = 3639769200000. Its totient is φ = 302828875776.

The previous prime is 1121120210107. The next prime is 1121120210141. The reversal of 1121120210112 is 2110120211211.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (336).

It is a junction number, because it is equal to n+sod(n) for n = 1121120210091 and 1121120210100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 89190964 + ... + 89203532.

Almost surely, 2^{1121120210112} is an apocalyptic number.

1121120210112 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 1121120210112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1819884600000).

1121120210112 is an abundant number, since it is smaller than the sum of its proper divisors (2518648989888).

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

1121120210112 is a wasteful number, since it uses less digits than its factorization.

1121120210112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13116 (or 13099 counting only the distinct ones).

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

Adding to 1121120210112 its reverse (2110120211211), we get a palindrome (3231240421323).

The spelling of 1121120210112 in words is "one trillion, one hundred twenty-one billion, one hundred twenty million, two hundred ten thousand, one hundred twelve".