2112020101121 has 16 divisors (see below), whose sum is σ = 2511402969600. Its totient is φ = 1737775330368.

The previous prime is 2112020101117. The next prime is 2112020101133. The reversal of 2112020101121 is 1211010202112.

It is not a de Polignac number, because 2112020101121 - 2² = 2112020101117 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2112020101096 and 2112020101105.

It is not an unprimeable number, because it can be changed into a prime (2112020101181) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30034361 + ... + 30104598.

It is an arithmetic number, because the mean of its divisors is an integer number (156962685600).

Almost surely, 2^{2112020101121} is an apocalyptic number.

It is an amenable number.

2112020101121 is a deficient number, since it is larger than the sum of its proper divisors (399382868479).

2112020101121 is a wasteful number, since it uses less digits than its factorization.

2112020101121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60139168.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2112020101121 its reverse (1211010202112), we get a palindrome (3323030303233).

The spelling of 2112020101121 in words is "two trillion, one hundred twelve billion, twenty million, one hundred one thousand, one hundred twenty-one".