1130221034221 has 2 divisors, whose sum is σ = 1130221034222. Its totient is φ = 1130221034220.

The previous prime is 1130221034177. The next prime is 1130221034237. The reversal of 1130221034221 is 1224301220311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 717427634121 + 412793400100 = 847011^2 + 642490^2 .

It is a cyclic number.

It is not a de Polignac number, because 1130221034221 - 2²⁷ = 1130086816493 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1130221034192 and 1130221034201.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1130221034291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565110517110 + 565110517111.

It is an arithmetic number, because the mean of its divisors is an integer number (565110517111).

Almost surely, 2^{1130221034221} is an apocalyptic number.

It is an amenable number.

1130221034221 is a deficient number, since it is larger than the sum of its proper divisors (1).

1130221034221 is an equidigital number, since it uses as much as digits as its factorization.

1130221034221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 1130221034221 its reverse (1224301220311), we get a palindrome (2354522254532).

The spelling of 1130221034221 in words is "one trillion, one hundred thirty billion, two hundred twenty-one million, thirty-four thousand, two hundred twenty-one".