20200001110101 has 64 divisors (see below), whose sum is σ = 30701910816000. Its totient is φ = 13121036368128.

The previous prime is 20200001110087. The next prime is 20200001110103. The reversal of 20200001110101 is 10101110000202.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-20200001110101 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20200001110103) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1455639175 + ... + 1455653051.

It is an arithmetic number, because the mean of its divisors is an integer number (479717356500).

Almost surely, 2^{20200001110101} is an apocalyptic number.

It is an amenable number.

20200001110101 is a deficient number, since it is larger than the sum of its proper divisors (10501909705899).

20200001110101 is a wasteful number, since it uses less digits than its factorization.

20200001110101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20915 (or 20909 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 20200001110101 its reverse (10101110000202), we get a palindrome (30301111110303).

The spelling of 20200001110101 in words is "twenty trillion, two hundred billion, one million, one hundred ten thousand, one hundred one".