11225515822 has 4 divisors (see below), whose sum is σ = 16838273736. Its totient is φ = 5612757910.

The previous prime is 11225515817. The next prime is 11225515831. The reversal of 11225515822 is 22851552211.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2806378954 + ... + 2806378957.

It is an arithmetic number, because the mean of its divisors is an integer number (4209568434).

Almost surely, 2^11225515822 is an apocalyptic number.

11225515822 is a deficient number, since it is larger than the sum of its proper divisors (5612757914).

11225515822 is an equidigital number, since it uses as much as digits as its factorization.

11225515822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5612757913.

The product of its digits is 16000, while the sum is 34.

The spelling of 11225515822 in words is "eleven billion, two hundred twenty-five million, five hundred fifteen thousand, eight hundred twenty-two".