1110001321013 has 4 divisors (see below), whose sum is σ = 1195386038028. Its totient is φ = 1024616604000.

The previous prime is 1110001320959. The next prime is 1110001321057. The reversal of 1110001321013 is 3101231000111.

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 339682649329 + 770318671684 = 582823^2 + 877678^2 .

It is a cyclic number.

It is not a de Polignac number, because 1110001321013 - 2²² = 1109997126709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1110001321213) 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, 42692358488 + ... + 42692358513.

It is an arithmetic number, because the mean of its divisors is an integer number (298846509507).

Almost surely, 2^{1110001321013} is an apocalyptic number.

1110001321013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1110001321013 is a deficient number, since it is larger than the sum of its proper divisors (85384717015).

1110001321013 is an equidigital number, since it uses as much as digits as its factorization.

1110001321013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85384717014.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 1110001321013 its reverse (3101231000111), we get a palindrome (4211232321124).

The spelling of 1110001321013 in words is "one trillion, one hundred ten billion, one million, three hundred twenty-one thousand, thirteen".