11440403122 has 32 divisors (see below), whose sum is σ = 17818490880. Its totient is φ = 5503196160.

The previous prime is 11440403099. The next prime is 11440403131. The reversal of 11440403122 is 22130404411.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 11440403093 and 11440403102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10132654 + ... + 10133782.

It is an arithmetic number, because the mean of its divisors is an integer number (556827840).

Almost surely, 2^11440403122 is an apocalyptic number.

11440403122 is a deficient number, since it is larger than the sum of its proper divisors (6378087758).

11440403122 is a wasteful number, since it uses less digits than its factorization.

11440403122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1978.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 11440403122 its reverse (22130404411), we get a palindrome (33570807533).

The spelling of 11440403122 in words is "eleven billion, four hundred forty million, four hundred three thousand, one hundred twenty-two".