1111030001321 has 4 divisors (see below), whose sum is σ = 1112441730192. Its totient is φ = 1109618272452.

The previous prime is 1111030001293. The next prime is 1111030001369. The reversal of 1111030001321 is 1231000301111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1111030001321 - 2¹⁸ = 1111029739177 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1111030001296 and 1111030001305.

It is not an unprimeable number, because it can be changed into a prime (1111030004321) 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, 705863255 + ... + 705864828.

It is an arithmetic number, because the mean of its divisors is an integer number (278110432548).

Almost surely, 2^{1111030001321} is an apocalyptic number.

It is an amenable number.

1111030001321 is a deficient number, since it is larger than the sum of its proper divisors (1411728871).

1111030001321 is an equidigital number, since it uses as much as digits as its factorization.

1111030001321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1411728870.

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

Adding to 1111030001321 its reverse (1231000301111), we get a palindrome (2342030302432).

The spelling of 1111030001321 in words is "one trillion, one hundred eleven billion, thirty million, one thousand, three hundred twenty-one".