11013123001 has 8 divisors (see below), whose sum is σ = 11322023240. Its totient is φ = 10704814848.

The previous prime is 11013122993. The next prime is 11013123013. The reversal of 11013123001 is 10032131011.

It can be written as a sum of positive squares in 4 ways, for example, as 1472717376 + 9540405625 = 38376^2 + 97675^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 11013123001 - 2³ = 11013122993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11013123031) 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 7 ways as a sum of consecutive naturals, for example, 110166 + ... + 184831.

It is an arithmetic number, because the mean of its divisors is an integer number (1415252905).

Almost surely, 2^11013123001 is an apocalyptic number.

It is an amenable number.

11013123001 is a deficient number, since it is larger than the sum of its proper divisors (308900239).

11013123001 is a wasteful number, since it uses less digits than its factorization.

11013123001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296043.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 11013123001 its reverse (10032131011), we get a palindrome (21045254012).

The spelling of 11013123001 in words is "eleven billion, thirteen million, one hundred twenty-three thousand, one".