2112020021001 has 16 divisors (see below), whose sum is σ = 3079156819968. Its totient is φ = 1277042259600.

The previous prime is 2112020020997. The next prime is 2112020021029. The reversal of 2112020021001 is 1001200202112.

It is not a de Polignac number, because 2112020021001 - 2² = 2112020020997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2112020020001) 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, 74232421 + ... + 74260866.

It is an arithmetic number, because the mean of its divisors is an integer number (192447301248).

Almost surely, 2^{2112020021001} is an apocalyptic number.

It is an amenable number.

2112020021001 is a deficient number, since it is larger than the sum of its proper divisors (967136798967).

2112020021001 is a wasteful number, since it uses less digits than its factorization.

2112020021001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148493732.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2112020021001 its reverse (1001200202112), we get a palindrome (3113220223113).

The spelling of 2112020021001 in words is "two trillion, one hundred twelve billion, twenty million, twenty-one thousand, one".