11225306520 has 96 divisors (see below), whose sum is σ = 37330722000. Its totient is φ = 2923796736.

The previous prime is 11225306513. The next prime is 11225306551. The reversal of 11225306520 is 2560352211.

It is a happy number.

11225306520 is a `hidden beast` number, since 1 + 1 + 2 + 2 + 5 + 3 + 0 + 652 + 0 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 347095 + ... + 378054.

Almost surely, 2^11225306520 is an apocalyptic number.

11225306520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11225306520 is an abundant number, since it is smaller than the sum of its proper divisors (26105415480).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11225306520 is a wasteful number, since it uses less digits than its factorization.

11225306520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725209 (or 725202 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 11225306520 its reverse (2560352211), we get a palindrome (13785658731).

The spelling of 11225306520 in words is "eleven billion, two hundred twenty-five million, three hundred six thousand, five hundred twenty".