20001100110004 has 48 divisors (see below), whose sum is σ = 37712832630480. Its totient is φ = 9226759449600.

The previous prime is 20001100109923. The next prime is 20001100110007. The reversal of 20001100110004 is 40001100110002.

It can be written as a sum of positive squares in 8 ways, for example, as 1253481768100 + 18747618341904 = 1119590^2 + 4329852^2 .

It is a super-2 number, since 2×20001100110004² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20001100110007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1298680704 + ... + 1298696104.

It is an arithmetic number, because the mean of its divisors is an integer number (785684013135).

Almost surely, 2^{20001100110004} is an apocalyptic number.

It is an amenable number.

20001100110004 is a deficient number, since it is larger than the sum of its proper divisors (17711732520476).

20001100110004 is a wasteful number, since it uses less digits than its factorization.

20001100110004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26020 (or 26018 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 20001100110004 its reverse (40001100110002), we get a palindrome (60002200220006).

The spelling of 20001100110004 in words is "twenty trillion, one billion, one hundred million, one hundred ten thousand, four".