120112011111 has 8 divisors (see below), whose sum is σ = 161371862784. Its totient is φ = 79463416760.

The previous prime is 120112011101. The next prime is 120112011167. The reversal of 120112011111 is 111110211021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120112011111 - 2¹⁰ = 120112010087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120112011101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152813871 + ... + 152814656.

It is an arithmetic number, because the mean of its divisors is an integer number (20171482848).

Almost surely, 2^120112011111 is an apocalyptic number.

120112011111 is a deficient number, since it is larger than the sum of its proper divisors (41259851673).

120112011111 is a wasteful number, since it uses less digits than its factorization.

120112011111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305628661.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 120112011111 its reverse (111110211021), we get a palindrome (231222222132).

The spelling of 120112011111 in words is "one hundred twenty billion, one hundred twelve million, eleven thousand, one hundred eleven".