11101404001 has 4 divisors (see below), whose sum is σ = 11101779604. Its totient is φ = 11101028400.

The previous prime is 11101403993. The next prime is 11101404023. The reversal of 11101404001 is 10040410111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10040410111 = 42689 ⋅235199.

It can be written as a sum of positive squares in 2 ways, for example, as 1524824401 + 9576579600 = 39049^2 + 97860^2 .

It is a cyclic number.

It is not a de Polignac number, because 11101404001 - 2³ = 11101403993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11101404031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 139290 + ... + 203971.

It is an arithmetic number, because the mean of its divisors is an integer number (2775444901).

Almost surely, 2^11101404001 is an apocalyptic number.

It is an amenable number.

11101404001 is a deficient number, since it is larger than the sum of its proper divisors (375603).

11101404001 is an equidigital number, since it uses as much as digits as its factorization.

11101404001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 375602.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11101404001 its reverse (10040410111), we get a palindrome (21141814112).

The spelling of 11101404001 in words is "eleven billion, one hundred one million, four hundred four thousand, one".