2020012002101 has 4 divisors (see below), whose sum is σ = 2107838610912. Its totient is φ = 1932185393292.

The previous prime is 2020012002079. The next prime is 2020012002163. The reversal of 2020012002101 is 1012002100202.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2020012002101 - 2¹⁸ = 2020011739957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020012002301) by changing a digit.

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, 43913304371 + ... + 43913304416.

It is an arithmetic number, because the mean of its divisors is an integer number (526959652728).

Almost surely, 2^{2020012002101} is an apocalyptic number.

It is an amenable number.

2020012002101 is a deficient number, since it is larger than the sum of its proper divisors (87826608811).

2020012002101 is an equidigital number, since it uses as much as digits as its factorization.

2020012002101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87826608810.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2020012002101 its reverse (1012002100202), we get a palindrome (3032014102303).

The spelling of 2020012002101 in words is "two trillion, twenty billion, twelve million, two thousand, one hundred one".