120112100112111 has 8 divisors (see below), whose sum is σ = 164477830784304. Its totient is φ = 77910551424000.

The previous prime is 120112100112019. The next prime is 120112100112113. The reversal of 120112100112111 is 111211001211021.

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

It is not a de Polignac number, because 120112100112111 - 2¹⁸ = 120112099849967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120112100112113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 541045495890 + ... + 541045496111.

It is an arithmetic number, because the mean of its divisors is an integer number (20559728848038).

Almost surely, 2^{120112100112111} is an apocalyptic number.

120112100112111 is a deficient number, since it is larger than the sum of its proper divisors (44365730672193).

120112100112111 is a wasteful number, since it uses less digits than its factorization.

120112100112111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1082090992041.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 120112100112111 its reverse (111211001211021), we get a palindrome (231323101323132).

The spelling of 120112100112111 in words is "one hundred twenty trillion, one hundred twelve billion, one hundred million, one hundred twelve thousand, one hundred eleven".