2021001001112 has 16 divisors (see below), whose sum is σ = 3954132393840. Its totient is φ = 966565696096.

The previous prime is 2021001001091. The next prime is 2021001001121. The reversal of 2021001001112 is 2111001001202.

It is a junction number, because it is equal to n+sod(n) for n = 2021001001093 and 2021001001102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5491850363 + ... + 5491850730.

It is an arithmetic number, because the mean of its divisors is an integer number (247133274615).

Almost surely, 2^{2021001001112} is an apocalyptic number.

It is an amenable number.

2021001001112 is a deficient number, since it is larger than the sum of its proper divisors (1933131392728).

2021001001112 is a wasteful number, since it uses less digits than its factorization.

2021001001112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10983701122 (or 10983701118 counting only the distinct ones).

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

Adding to 2021001001112 its reverse (2111001001202), we get a palindrome (4132002002314).

The spelling of 2021001001112 in words is "two trillion, twenty-one billion, one million, one thousand, one hundred twelve".