120121020011112 has 32 divisors (see below), whose sum is σ = 300309148032480. Its totient is φ = 40039460269760.

The previous prime is 120121020011093. The next prime is 120121020011123. The reversal of 120121020011112 is 211110020121021.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 120121020011091 and 120121020011100.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53867814 + ... + 56053397.

It is an arithmetic number, because the mean of its divisors is an integer number (9384660876015).

Almost surely, 2^{120121020011112} is an apocalyptic number.

120121020011112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120121020011112 is an abundant number, since it is smaller than the sum of its proper divisors (180188128021368).

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

120121020011112 is a wasteful number, since it uses less digits than its factorization.

120121020011112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109966753 (or 109966749 counting only the distinct ones).

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

Adding to 120121020011112 its reverse (211110020121021), we get a palindrome (331231040132133).

The spelling of 120121020011112 in words is "one hundred twenty trillion, one hundred twenty-one billion, twenty million, eleven thousand, one hundred twelve".