11031330331144 has 16 divisors (see below), whose sum is σ = 20792036229120. Its totient is φ = 5486787336720.

The previous prime is 11031330331127. The next prime is 11031330331193. The reversal of 11031330331144 is 44113303313011.

It is a happy 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, 3609726984 + ... + 3609730039.

It is an arithmetic number, because the mean of its divisors is an integer number (1299502264320).

Almost surely, 2^{11031330331144} is an apocalyptic number.

It is an amenable number.

11031330331144 is a deficient number, since it is larger than the sum of its proper divisors (9760705897976).

11031330331144 is a wasteful number, since it uses less digits than its factorization.

11031330331144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7219457220 (or 7219457216 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 11031330331144 its reverse (44113303313011), we get a palindrome (55144633644155).

The spelling of 11031330331144 in words is "eleven trillion, thirty-one billion, three hundred thirty million, three hundred thirty-one thousand, one hundred forty-four".