11201352505 has 16 divisors (see below), whose sum is σ = 15572294784. Its totient is φ = 7575707520.

The previous prime is 11201352499. The next prime is 11201352551. The reversal of 11201352505 is 50525310211.

It is not a de Polignac number, because 11201352505 - 2¹⁷ = 11201221433 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 11201352505.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2189491 + ... + 2194600.

It is an arithmetic number, because the mean of its divisors is an integer number (973268424).

Almost surely, 2^11201352505 is an apocalyptic number.

It is an amenable number.

11201352505 is a deficient number, since it is larger than the sum of its proper divisors (4370942279).

11201352505 is an equidigital number, since it uses as much as digits as its factorization.

11201352505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4384176.

The product of its (nonzero) digits is 1500, while the sum is 25.

Adding to 11201352505 its reverse (50525310211), we get a palindrome (61726662716).

The spelling of 11201352505 in words is "eleven billion, two hundred one million, three hundred fifty-two thousand, five hundred five".