1130021321321 has 2 divisors, whose sum is σ = 1130021321322. Its totient is φ = 1130021321320.

The previous prime is 1130021321269. The next prime is 1130021321323. The reversal of 1130021321321 is 1231231200311.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1124193678400 + 5827642921 = 1060280^2 + 76339^2 .

It is a cyclic number.

It is not a de Polignac number, because 1130021321321 - 2⁶ = 1130021321257 is a prime.

Together with 1130021321323, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1130021321293 and 1130021321302.

It is not a weakly prime, because it can be changed into another prime (1130021321323) 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 as a sum of consecutive naturals, namely, 565010660660 + 565010660661.

It is an arithmetic number, because the mean of its divisors is an integer number (565010660661).

Almost surely, 2^{1130021321321} is an apocalyptic number.

It is an amenable number.

1130021321321 is a deficient number, since it is larger than the sum of its proper divisors (1).

1130021321321 is an equidigital number, since it uses as much as digits as its factorization.

1130021321321 is an odious number, because the sum of its binary digits is odd.

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

Adding to 1130021321321 its reverse (1231231200311), we get a palindrome (2361252521632).

The spelling of 1130021321321 in words is "one trillion, one hundred thirty billion, twenty-one million, three hundred twenty-one thousand, three hundred twenty-one".