11122425522 has 64 divisors (see below), whose sum is σ = 26684824320. Its totient is φ = 3413664000.

The previous prime is 11122425481. The next prime is 11122425539. The reversal of 11122425522 is 22552422111.

11122425522 is a `hidden beast` number, since 1 + 112 + 2 + 4 + 25 + 522 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 261747 + ... + 301257.

It is an arithmetic number, because the mean of its divisors is an integer number (416950380).

Almost surely, 2^11122425522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11122425522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13342412160).

11122425522 is an abundant number, since it is smaller than the sum of its proper divisors (15562398798).

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

11122425522 is a wasteful number, since it uses less digits than its factorization.

11122425522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39936 (or 39930 counting only the distinct ones).

The product of its digits is 3200, while the sum is 27.

Adding to 11122425522 its reverse (22552422111), we get a palindrome (33674847633).

The spelling of 11122425522 in words is "eleven billion, one hundred twenty-two million, four hundred twenty-five thousand, five hundred twenty-two".