11431422244 has 18 divisors (see below), whose sum is σ = 21988955702. Its totient is φ = 5196100800.

The previous prime is 11431422241. The next prime is 11431422259. The reversal of 11431422244 is 44222413411.

It can be written as a sum of positive squares in only one way, i.e., 11169953344 + 261468900 = 105688^2 + 16170^2 .

It is not an unprimeable number, because it can be changed into a prime (11431422241) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11808837 + ... + 11809804.

Almost surely, 2^11431422244 is an apocalyptic number.

It is an amenable number.

11431422244 is a deficient number, since it is larger than the sum of its proper divisors (10557533458).

11431422244 is a wasteful number, since it uses less digits than its factorization.

11431422244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23618667 (or 23618654 counting only the distinct ones).

The product of its digits is 6144, while the sum is 28.

Adding to 11431422244 its reverse (44222413411), we get a palindrome (55653835655).

The spelling of 11431422244 in words is "eleven billion, four hundred thirty-one million, four hundred twenty-two thousand, two hundred forty-four".