20000202002001 has 48 divisors (see below), whose sum is σ = 32828861520000. Its totient is φ = 11640416553216.

The previous prime is 20000202001991. The next prime is 20000202002003. The reversal of 20000202002001 is 10020020200002.

It is not a de Polignac number, because 20000202002001 - 2³⁷ = 19862763048529 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (20000202002003) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 41514751 + ... + 41993748.

It is an arithmetic number, because the mean of its divisors is an integer number (683934615000).

Almost surely, 2^{20000202002001} is an apocalyptic number.

It is an amenable number.

20000202002001 is a deficient number, since it is larger than the sum of its proper divisors (12828659517999).

20000202002001 is a wasteful number, since it uses less digits than its factorization.

20000202002001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83508630 (or 83508627 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 20000202002001 its reverse (10020020200002), we get a palindrome (30020222202003).

The spelling of 20000202002001 in words is "twenty trillion, two hundred two million, two thousand, one".