20011100301 has 32 divisors (see below), whose sum is σ = 30040496640. Its totient is φ = 13328102880.

The previous prime is 20011100243. The next prime is 20011100327. The reversal of 20011100301 is 10300111002.

It is not a de Polignac number, because 20011100301 - 2¹¹ = 20011098253 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 (20011100341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2688481 + ... + 2695913.

It is an arithmetic number, because the mean of its divisors is an integer number (938765520).

Almost surely, 2^20011100301 is an apocalyptic number.

It is an amenable number.

20011100301 is a deficient number, since it is larger than the sum of its proper divisors (10029396339).

20011100301 is an frugal number, since it uses more digits than its factorization.

20011100301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8685 (or 8667 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

Adding to 20011100301 its reverse (10300111002), we get a palindrome (30311211303).

The spelling of 20011100301 in words is "twenty billion, eleven million, one hundred thousand, three hundred one".