20010011113 has 2 divisors, whose sum is σ = 20010011114. Its totient is φ = 20010011112.

The previous prime is 20010011111. The next prime is 20010011117. The reversal of 20010011113 is 31111001002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14793127129 + 5216883984 = 121627^2 + 72228^2 .

It is a cyclic number.

It is not a de Polignac number, because 20010011113 - 2¹ = 20010011111 is a prime.

Together with 20010011111, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 20010011113.

It is not a weakly prime, because it can be changed into another prime (20010011111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10005005556 + 10005005557.

It is an arithmetic number, because the mean of its divisors is an integer number (10005005557).

Almost surely, 2^20010011113 is an apocalyptic number.

It is an amenable number.

20010011113 is a deficient number, since it is larger than the sum of its proper divisors (1).

20010011113 is an equidigital number, since it uses as much as digits as its factorization.

20010011113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 20010011113 its reverse (31111001002), we get a palindrome (51121012115).

The spelling of 20010011113 in words is "twenty billion, ten million, eleven thousand, one hundred thirteen".