11003321444 has 12 divisors (see below), whose sum is σ = 19257481068. Its totient is φ = 5501184000.

The previous prime is 11003321437. The next prime is 11003321501. The reversal of 11003321444 is 44412330011.

It can be written as a sum of positive squares in 2 ways, for example, as 7667103844 + 3336217600 = 87562^2 + 57760^2 .

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, 64457 + ... + 161744.

It is an arithmetic number, because the mean of its divisors is an integer number (1604790089).

Almost surely, 2^11003321444 is an apocalyptic number.

It is an amenable number.

11003321444 is a deficient number, since it is larger than the sum of its proper divisors (8254159624).

11003321444 is a wasteful number, since it uses less digits than its factorization.

11003321444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238366 (or 238364 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 11003321444 its reverse (44412330011), we get a palindrome (55415651455).

The spelling of 11003321444 in words is "eleven billion, three million, three hundred twenty-one thousand, four hundred forty-four".