20210020200001 has 16 divisors (see below), whose sum is σ = 20768228264448. Its totient is φ = 19660757704000.

The previous prime is 20210020199953. The next prime is 20210020200011. The reversal of 20210020200001 is 10000202001202.

It is a cyclic number.

It is not a de Polignac number, because 20210020200001 - 2¹¹ = 20210020197953 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20210020200011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2708281 + ... + 6910486.

It is an arithmetic number, because the mean of its divisors is an integer number (1298014266528).

Almost surely, 2^{20210020200001} is an apocalyptic number.

It is an amenable number.

20210020200001 is a deficient number, since it is larger than the sum of its proper divisors (558208064447).

20210020200001 is a wasteful number, since it uses less digits than its factorization.

20210020200001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9619232.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 20210020200001 its reverse (10000202001202), we get a palindrome (30210222201203).

The spelling of 20210020200001 in words is "twenty trillion, two hundred ten billion, twenty million, two hundred thousand, one".