11421030444 has 48 divisors (see below), whose sum is σ = 27605733120. Its totient is φ = 3670703680.

The previous prime is 11421030431. The next prime is 11421030497. The reversal of 11421030444 is 44403012411.

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, 236479 + ... + 280649.

It is an arithmetic number, because the mean of its divisors is an integer number (575119440).

Almost surely, 2^11421030444 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11421030444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13802866560).

11421030444 is an abundant number, since it is smaller than the sum of its proper divisors (16184702676).

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

11421030444 is a wasteful number, since it uses less digits than its factorization.

11421030444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44950 (or 44948 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 11421030444 its reverse (44403012411), we get a palindrome (55824042855).

The spelling of 11421030444 in words is "eleven billion, four hundred twenty-one million, thirty thousand, four hundred forty-four".