11255022501 has 4 divisors (see below), whose sum is σ = 15006696672. Its totient is φ = 7503348332.

The previous prime is 11255022439. The next prime is 11255022521. The reversal of 11255022501 is 10522055211.

11255022501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11255022501 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11255022521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1875837081 + ... + 1875837086.

It is an arithmetic number, because the mean of its divisors is an integer number (3751674168).

Almost surely, 2^11255022501 is an apocalyptic number.

It is an amenable number.

11255022501 is a deficient number, since it is larger than the sum of its proper divisors (3751674171).

11255022501 is an equidigital number, since it uses as much as digits as its factorization.

11255022501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3751674170.

The product of its (nonzero) digits is 1000, while the sum is 24.

Adding to 11255022501 its reverse (10522055211), we get a palindrome (21777077712).

The spelling of 11255022501 in words is "eleven billion, two hundred fifty-five million, twenty-two thousand, five hundred one".