11010020113 has 4 divisors (see below), whose sum is σ = 11190512308. Its totient is φ = 10829527920.

The previous prime is 11010020111. The next prime is 11010020123. The reversal of 11010020113 is 31102001011.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5108246784 + 5901773329 = 71472^2 + 76823^2 .

It is a cyclic number.

It is not a de Polignac number, because 11010020113 - 2¹ = 11010020111 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11010020113.

It is not an unprimeable number, because it can be changed into a prime (11010020111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 90246006 + ... + 90246127.

It is an arithmetic number, because the mean of its divisors is an integer number (2797628077).

Almost surely, 2^11010020113 is an apocalyptic number.

It is an amenable number.

11010020113 is a deficient number, since it is larger than the sum of its proper divisors (180492195).

11010020113 is an equidigital number, since it uses as much as digits as its factorization.

11010020113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180492194.

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

Adding to 11010020113 its reverse (31102001011), we get a palindrome (42112021124).

The spelling of 11010020113 in words is "eleven billion, ten million, twenty thousand, one hundred thirteen".