20113100020113 has 8 divisors (see below), whose sum is σ = 26817918502368. Its totient is φ = 13408507442304.

The previous prime is 20113100020109. The next prime is 20113100020121. The reversal of 20113100020113 is 31102000131102.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20113100020113 - 2² = 20113100020109 is a prime.

It is a super-2 number, since 2×20113100020113² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20113100020092 and 20113100020101.

It is not an unprimeable number, because it can be changed into a prime (20113100020613) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56268256 + ... + 56624577.

It is an arithmetic number, because the mean of its divisors is an integer number (3352239812796).

Almost surely, 2^{20113100020113} is an apocalyptic number.

It is an amenable number.

20113100020113 is a deficient number, since it is larger than the sum of its proper divisors (6704818482255).

20113100020113 is a wasteful number, since it uses less digits than its factorization.

20113100020113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112952223.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 20113100020113 its reverse (31102000131102), we get a palindrome (51215100151215).

The spelling of 20113100020113 in words is "twenty trillion, one hundred thirteen billion, one hundred million, twenty thousand, one hundred thirteen".