120011211112 has 64 divisors (see below), whose sum is σ = 254686320000. Its totient is φ = 52600230144.

The previous prime is 120011211097. The next prime is 120011211149. The reversal of 120011211112 is 211112110021.

It is a happy number.

120011211112 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 120011211092 and 120011211101.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152014 + ... + 512962.

It is an arithmetic number, because the mean of its divisors is an integer number (3979473750).

Almost surely, 2^120011211112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120011211112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127343160000).

120011211112 is an abundant number, since it is smaller than the sum of its proper divisors (134675108888).

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

120011211112 is a wasteful number, since it uses less digits than its factorization.

120011211112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361130 (or 361126 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 120011211112 its reverse (211112110021), we get a palindrome (331123321133).

The spelling of 120011211112 in words is "one hundred twenty billion, eleven million, two hundred eleven thousand, one hundred twelve".