11213440001 has 8 divisors (see below), whose sum is σ = 11623603200. Its totient is φ = 10806304320.

The previous prime is 11213439961. The next prime is 11213440003. The reversal of 11213440001 is 10004431211.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11213440001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11213440003) 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, 749336 + ... + 764153.

It is an arithmetic number, because the mean of its divisors is an integer number (1452950400).

Almost surely, 2^11213440001 is an apocalyptic number.

It is an amenable number.

11213440001 is a deficient number, since it is larger than the sum of its proper divisors (410163199).

11213440001 is a wasteful number, since it uses less digits than its factorization.

11213440001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1513759.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 11213440001 its reverse (10004431211), we get a palindrome (21217871212).

The spelling of 11213440001 in words is "eleven billion, two hundred thirteen million, four hundred forty thousand, one".