20200000011001 has 4 divisors (see below), whose sum is σ = 20203304450292. Its totient is φ = 20196695571712.

The previous prime is 20200000010933. The next prime is 20200000011017. The reversal of 20200000011001 is 10011000000202.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8142604925625 + 12057395085376 = 2853525^2 + 3472376^2 .

It is a cyclic number.

It is not a de Polignac number, because 20200000011001 - 2¹⁷ = 20199999879929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20200006011001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1652210476 + ... + 1652222701.

It is an arithmetic number, because the mean of its divisors is an integer number (5050826112573).

Almost surely, 2^{20200000011001} is an apocalyptic number.

It is an amenable number.

20200000011001 is a deficient number, since it is larger than the sum of its proper divisors (3304439291).

20200000011001 is an equidigital number, since it uses as much as digits as its factorization.

20200000011001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3304439290.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 20200000011001 its reverse (10011000000202), we get a palindrome (30211000011203).

The spelling of 20200000011001 in words is "twenty trillion, two hundred billion, eleven thousand, one".