2120101112 has 16 divisors (see below), whose sum is σ = 3977445840. Its totient is φ = 1059448896.

The previous prime is 2120101099. The next prime is 2120101133. The reversal of 2120101112 is 2111010212.

It is a junction number, because it is equal to n+sod(n) for n = 2120101093 and 2120101102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60053 + ... + 88580.

It is an arithmetic number, because the mean of its divisors is an integer number (248590365).

Almost surely, 2^2120101112 is an apocalyptic number.

It is an amenable number.

2120101112 is a deficient number, since it is larger than the sum of its proper divisors (1857344728).

2120101112 is a wasteful number, since it uses less digits than its factorization.

2120101112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150422 (or 150418 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 2120101112 is about 46044.5557259488. Note that the first 3 decimals coincide. The cubic root of 2120101112 is about 1284.6520806073.

Adding to 2120101112 its reverse (2111010212), we get a palindrome (4231111324).

The spelling of 2120101112 in words is "two billion, one hundred twenty million, one hundred one thousand, one hundred twelve".