1130303221121 has 8 divisors (see below), whose sum is σ = 1130902438824. Its totient is φ = 1129704145920.

The previous prime is 1130303221111. The next prime is 1130303221129. The reversal of 1130303221121 is 1211223030311.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 81647347600 + 1048655873521 = 285740^2 + 1024039^2 .

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-1130303221121 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1130303221093 and 1130303221102.

It is not an unprimeable number, because it can be changed into a prime (1130303221129) 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, 18240731 + ... + 18302591.

It is an arithmetic number, because the mean of its divisors is an integer number (141362804853).

Almost surely, 2^{1130303221121} is an apocalyptic number.

It is an amenable number.

1130303221121 is a deficient number, since it is larger than the sum of its proper divisors (599217703).

1130303221121 is an equidigital number, since it uses as much as digits as its factorization.

1130303221121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71251.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 1130303221121 its reverse (1211223030311), we get a palindrome (2341526251432).

The spelling of 1130303221121 in words is "one trillion, one hundred thirty billion, three hundred three million, two hundred twenty-one thousand, one hundred twenty-one".