11415223122 has 32 divisors (see below), whose sum is σ = 23239137600. Its totient is φ = 3737080128.

The previous prime is 11415223109. The next prime is 11415223133. The reversal of 11415223122 is 22132251411.

It is a happy number.

11415223122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11415223092 and 11415223101.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 378048 + ... + 407124.

It is an arithmetic number, because the mean of its divisors is an integer number (726223050).

Almost surely, 2^11415223122 is an apocalyptic number.

11415223122 is an abundant number, since it is smaller than the sum of its proper divisors (11823914478).

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

11415223122 is a wasteful number, since it uses less digits than its factorization.

11415223122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30250.

The product of its digits is 960, while the sum is 24.

Adding to 11415223122 its reverse (22132251411), we get a palindrome (33547474533).

The spelling of 11415223122 in words is "eleven billion, four hundred fifteen million, two hundred twenty-three thousand, one hundred twenty-two".