1120012211112 has 128 divisors (see below), whose sum is σ = 2905433280000. Its totient is φ = 359364176640.

The previous prime is 1120012210997. The next prime is 1120012211207. The reversal of 1120012211112 is 2111122100211.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1120012211091 and 1120012211100.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 618448687 + ... + 618450497.

It is an arithmetic number, because the mean of its divisors is an integer number (22698697500).

Almost surely, 2^{1120012211112} is an apocalyptic number.

1120012211112 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 1120012211112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1452716640000).

1120012211112 is an abundant number, since it is smaller than the sum of its proper divisors (1785421068888).

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

1120012211112 is a wasteful number, since it uses less digits than its factorization.

1120012211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4071 (or 4067 counting only the distinct ones).

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

Adding to 1120012211112 its reverse (2111122100211), we get a palindrome (3231134311323).

The spelling of 1120012211112 in words is "one trillion, one hundred twenty billion, twelve million, two hundred eleven thousand, one hundred twelve".