11440320401001 has 8 divisors (see below), whose sum is σ = 15411015798304. Its totient is φ = 7548252635520.

The previous prime is 11440320400937. The next prime is 11440320401033. The reversal of 11440320401001 is 10010402304411.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 11440320401001 - 2⁶ = 11440320400937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11440320401101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19656907615 + ... + 19656908196.

It is an arithmetic number, because the mean of its divisors is an integer number (1926376974788).

Almost surely, 2^{11440320401001} is an apocalyptic number.

It is an amenable number.

11440320401001 is a deficient number, since it is larger than the sum of its proper divisors (3970695397303).

11440320401001 is an equidigital number, since it uses as much as digits as its factorization.

11440320401001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39313815911.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 11440320401001 its reverse (10010402304411), we get a palindrome (21450722705412).

The spelling of 11440320401001 in words is "eleven trillion, four hundred forty billion, three hundred twenty million, four hundred one thousand, one".