1130220122321 has 4 divisors (see below), whose sum is σ = 1130317390644. Its totient is φ = 1130122854000.

The previous prime is 1130220122299. The next prime is 1130220122359. The reversal of 1130220122321 is 1232210220311.

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 126394470400 + 1003825651921 = 355520^2 + 1001911^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1130220122321 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1130220122293 and 1130220122302.

It is not an unprimeable number, because it can be changed into a prime (1130220122371) 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, 48616730 + ... + 48639971.

It is an arithmetic number, because the mean of its divisors is an integer number (282579347661).

Almost surely, 2^{1130220122321} is an apocalyptic number.

It is an amenable number.

1130220122321 is a deficient number, since it is larger than the sum of its proper divisors (97268323).

1130220122321 is an equidigital number, since it uses as much as digits as its factorization.

1130220122321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97268322.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1130220122321 its reverse (1232210220311), we get a palindrome (2362430342632).

The spelling of 1130220122321 in words is "one trillion, one hundred thirty billion, two hundred twenty million, one hundred twenty-two thousand, three hundred twenty-one".