20020200100011 has 32 divisors (see below), whose sum is σ = 29842848510720. Its totient is φ = 13264325620992.

The previous prime is 20020200099989. The next prime is 20020200100031. The reversal of 20020200100011 is 11000100202002.

It is not a de Polignac number, because 20020200100011 - 2⁶ = 20020200099947 is a prime.

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

It is a junction number, because it is equal to n+sod(n) for n = 20020200099966 and 20020200100002.

It is not an unprimeable number, because it can be changed into a prime (20020200100031) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 112722100 + ... + 112899566.

It is an arithmetic number, because the mean of its divisors is an integer number (932589015960).

Almost surely, 2^{20020200100011} is an apocalyptic number.

20020200100011 is a deficient number, since it is larger than the sum of its proper divisors (9822648410709).

20020200100011 is a wasteful number, since it uses less digits than its factorization.

20020200100011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203272 (or 203266 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 20020200100011 its reverse (11000100202002), we get a palindrome (31020300302013).

The spelling of 20020200100011 in words is "twenty trillion, twenty billion, two hundred million, one hundred thousand, eleven".