1130224021 has 2 divisors, whose sum is σ = 1130224022. Its totient is φ = 1130224020.

The previous prime is 1130223959. The next prime is 1130224027. The reversal of 1130224021 is 1204220311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 897661521 + 232562500 = 29961^2 + 15250^2 .

It is a cyclic number.

It is not a de Polignac number, because 1130224021 - 2¹⁷ = 1130092949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1130223986 and 1130224004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1130224027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565112010 + 565112011.

It is an arithmetic number, because the mean of its divisors is an integer number (565112011).

Almost surely, 2^1130224021 is an apocalyptic number.

It is an amenable number.

1130224021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1130224021 is an equidigital number, since it uses as much as digits as its factorization.

1130224021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1130224021 is about 33618.8045742260. The cubic root of 1130224021 is about 1041.6492634049.

Adding to 1130224021 its reverse (1204220311), we get a palindrome (2334444332).

The spelling of 1130224021 in words is "one billion, one hundred thirty million, two hundred twenty-four thousand, twenty-one".