20110010113 has 2 divisors, whose sum is σ = 20110010114. Its totient is φ = 20110010112.

The previous prime is 20110010087. The next prime is 20110010197. The reversal of 20110010113 is 31101001102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18363773169 + 1746236944 = 135513^2 + 41788^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20110010113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20110010113.

It is not a weakly prime, because it can be changed into another prime (20110017113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10055005056 + 10055005057.

It is an arithmetic number, because the mean of its divisors is an integer number (10055005057).

Almost surely, 2^20110010113 is an apocalyptic number.

It is an amenable number.

20110010113 is a deficient number, since it is larger than the sum of its proper divisors (1).

20110010113 is an equidigital number, since it uses as much as digits as its factorization.

20110010113 is an evil number, because the sum of its binary digits is even.

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

Adding to 20110010113 its reverse (31101001102), we get a palindrome (51211011215).

The spelling of 20110010113 in words is "twenty billion, one hundred ten million, ten thousand, one hundred thirteen".