11115106501 has 2 divisors, whose sum is σ = 11115106502. Its totient is φ = 11115106500.

The previous prime is 11115106487. The next prime is 11115106537. The reversal of 11115106501 is 10560151111.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9574622500 + 1540484001 = 97850^2 + 39249^2 .

It is an emirp because it is prime and its reverse (10560151111) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 11115106501 - 2²⁹ = 10578235589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11115106901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5557553250 + 5557553251.

It is an arithmetic number, because the mean of its divisors is an integer number (5557553251).

Almost surely, 2^11115106501 is an apocalyptic number.

It is an amenable number.

11115106501 is a deficient number, since it is larger than the sum of its proper divisors (1).

11115106501 is an equidigital number, since it uses as much as digits as its factorization.

11115106501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 150, while the sum is 22.

Adding to 11115106501 its reverse (10560151111), we get a palindrome (21675257612).

The spelling of 11115106501 in words is "eleven billion, one hundred fifteen million, one hundred six thousand, five hundred one".