11313021044 has 24 divisors (see below), whose sum is σ = 21560260680. Its totient is φ = 5162724864.

The previous prime is 11313021037. The next prime is 11313021067. The reversal of 11313021044 is 44012031311.

It can be written as a sum of positive squares in 4 ways, for example, as 74476900 + 11238544144 = 8630^2 + 106012^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1217609 + ... + 1226864.

It is an arithmetic number, because the mean of its divisors is an integer number (898344195).

Almost surely, 2^11313021044 is an apocalyptic number.

It is an amenable number.

11313021044 is a deficient number, since it is larger than the sum of its proper divisors (10247239636).

11313021044 is a wasteful number, since it uses less digits than its factorization.

11313021044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2444579 (or 2444577 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 11313021044 its reverse (44012031311), we get a palindrome (55325052355).

The spelling of 11313021044 in words is "eleven billion, three hundred thirteen million, twenty-one thousand, forty-four".