11301220444 has 48 divisors (see below), whose sum is σ = 21180096000. Its totient is φ = 5260502016.

The previous prime is 11301220423. The next prime is 11301220457. The reversal of 11301220444 is 44402210311.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2283837 + ... + 2288779.

It is an arithmetic number, because the mean of its divisors is an integer number (441252000).

Almost surely, 2^11301220444 is an apocalyptic number.

It is an amenable number.

11301220444 is a deficient number, since it is larger than the sum of its proper divisors (9878875556).

11301220444 is a wasteful number, since it uses less digits than its factorization.

11301220444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5482 (or 5480 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 11301220444 its reverse (44402210311), we get a palindrome (55703430755).

The spelling of 11301220444 in words is "eleven billion, three hundred one million, two hundred twenty thousand, four hundred forty-four".