11310310001 has 4 divisors (see below), whose sum is σ = 11975622372. Its totient is φ = 10644997632.

The previous prime is 11310309929. The next prime is 11310310019. The reversal of 11310310001 is 10001301311.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5685160000 + 5625150001 = 75400^2 + 75001^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11310310001 is a prime.

It is a super-2 number, since 2×11310310001² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11310310021) 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, 332656160 + ... + 332656193.

It is an arithmetic number, because the mean of its divisors is an integer number (2993905593).

Almost surely, 2^11310310001 is an apocalyptic number.

It is an amenable number.

11310310001 is a deficient number, since it is larger than the sum of its proper divisors (665312371).

11310310001 is an equidigital number, since it uses as much as digits as its factorization.

11310310001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665312370.

The product of its (nonzero) digits is 9, while the sum is 11.

Adding to 11310310001 its reverse (10001301311), we get a palindrome (21311611312).

The spelling of 11310310001 in words is "eleven billion, three hundred ten million, three hundred ten thousand, one".