11303444000 has 48 divisors (see below), whose sum is σ = 27772571736. Its totient is φ = 4521376000.

The previous prime is 11303443997. The next prime is 11303444011. The reversal of 11303444000 is 44430311.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 7578050704 + 3725393296 = 87052^2 + 61036^2 .

It is a super-2 number, since 2×11303444000² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1408931 + ... + 1416930.

Almost surely, 2^11303444000 is an apocalyptic number.

11303444000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11303444000 is an abundant number, since it is smaller than the sum of its proper divisors (16469127736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11303444000 is an equidigital number, since it uses as much as digits as its factorization.

11303444000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2825886 (or 2825868 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 11303444000 its reverse (44430311), we get a palindrome (11347874311).

The spelling of 11303444000 in words is "eleven billion, three hundred three million, four hundred forty-four thousand".