2224622142521 has 2 divisors, whose sum is σ = 2224622142522. Its totient is φ = 2224622142520.

The previous prime is 2224622142473. The next prime is 2224622142529. The reversal of 2224622142521 is 1252412264222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2220114900025 + 4507242496 = 1490005^2 + 67136^2 .

It is a cyclic number.

It is not a de Polignac number, because 2224622142521 - 2¹⁴ = 2224622126137 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2224622142529) 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, 1112311071260 + 1112311071261.

It is an arithmetic number, because the mean of its divisors is an integer number (1112311071261).

Almost surely, 2^{2224622142521} is an apocalyptic number.

It is an amenable number.

2224622142521 is a deficient number, since it is larger than the sum of its proper divisors (1).

2224622142521 is an equidigital number, since it uses as much as digits as its factorization.

2224622142521 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 61440, while the sum is 35.

The spelling of 2224622142521 in words is "two trillion, two hundred twenty-four billion, six hundred twenty-two million, one hundred forty-two thousand, five hundred twenty-one".