11031244144 has 20 divisors (see below), whose sum is σ = 21380072560. Its totient is φ = 5513806080.

The previous prime is 11031244099. The next prime is 11031244151. The reversal of 11031244144 is 44144213011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62697 + ... + 161224.

It is an arithmetic number, because the mean of its divisors is an integer number (1069003628).

Almost surely, 2^11031244144 is an apocalyptic number.

It is an amenable number.

11031244144 is a deficient number, since it is larger than the sum of its proper divisors (10348828416).

11031244144 is a wasteful number, since it uses less digits than its factorization.

11031244144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227008 (or 227002 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 11031244144 its reverse (44144213011), we get a palindrome (55175457155).

The spelling of 11031244144 in words is "eleven billion, thirty-one million, two hundred forty-four thousand, one hundred forty-four".