120112101212111 has 32 divisors (see below), whose sum is σ = 123378013408320. Its totient is φ = 116894414536704.

The previous prime is 120112101212087. The next prime is 120112101212119. The reversal of 120112101212111 is 111212101211021.

It is a cyclic number.

It is not a de Polignac number, because 120112101212111 - 2¹⁰ = 120112101211087 is a prime.

It is a super-3 number, since 3×120112101212111³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 120112101212111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120112101212119) 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, 2140511591 + ... + 2140567703.

It is an arithmetic number, because the mean of its divisors is an integer number (3855562919010).

Almost surely, 2^{120112101212111} is an apocalyptic number.

120112101212111 is a deficient number, since it is larger than the sum of its proper divisors (3265912196209).

120112101212111 is a wasteful number, since it uses less digits than its factorization.

120112101212111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57275.

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 120112101212111 its reverse (111212101211021), we get a palindrome (231324202423132).

The spelling of 120112101212111 in words is "one hundred twenty trillion, one hundred twelve billion, one hundred one million, two hundred twelve thousand, one hundred eleven".