20200220002001 has 16 divisors (see below), whose sum is σ = 21766804469760. Its totient is φ = 18635454302400.

The previous prime is 20200220001961. The next prime is 20200220002003. The reversal of 20200220002001 is 10020002200202.

It is a de Polignac number, because none of the positive numbers 2^k-20200220002001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20200220002003) 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, 590408171 + ... + 590442383.

It is an arithmetic number, because the mean of its divisors is an integer number (1360425279360).

Almost surely, 2^{20200220002001} is an apocalyptic number.

It is an amenable number.

20200220002001 is a deficient number, since it is larger than the sum of its proper divisors (1566584467759).

20200220002001 is a wasteful number, since it uses less digits than its factorization.

20200220002001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59456.

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 20200220002001 its reverse (10020002200202), we get a palindrome (30220222202203).

The spelling of 20200220002001 in words is "twenty trillion, two hundred billion, two hundred twenty million, two thousand, one".