11044200401 has 4 divisors (see below), whose sum is σ = 11893754292. Its totient is φ = 10194646512.

The previous prime is 11044200379. The next prime is 11044200403. The reversal of 11044200401 is 10400244011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10400244011 = 11789 ⋅882199.

It can be written as a sum of positive squares in 2 ways, for example, as 4526060176 + 6518140225 = 67276^2 + 80735^2 .

It is a cyclic number.

It is not a de Polignac number, because 11044200401 - 2¹⁰ = 11044199377 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11044200401.

It is not an unprimeable number, because it can be changed into a prime (11044200403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 424776926 + ... + 424776951.

It is an arithmetic number, because the mean of its divisors is an integer number (2973438573).

Almost surely, 2^11044200401 is an apocalyptic number.

It is an amenable number.

11044200401 is a deficient number, since it is larger than the sum of its proper divisors (849553891).

11044200401 is an equidigital number, since it uses as much as digits as its factorization.

11044200401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 849553890.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 11044200401 its reverse (10400244011), we get a palindrome (21444444412).

The spelling of 11044200401 in words is "eleven billion, forty-four million, two hundred thousand, four hundred one".