227322234521 has 2 divisors, whose sum is σ = 227322234522. Its totient is φ = 227322234520.

The previous prime is 227322234509. The next prime is 227322234563. The reversal of 227322234521 is 125432223722.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 145889622025 + 81432612496 = 381955^2 + 285364^2 .

It is a cyclic number.

It is not a de Polignac number, because 227322234521 - 2¹⁰ = 227322233497 is a prime.

It is not a weakly prime, because it can be changed into another prime (227322234421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113661117260 + 113661117261.

It is an arithmetic number, because the mean of its divisors is an integer number (113661117261).

Almost surely, 2^227322234521 is an apocalyptic number.

It is an amenable number.

227322234521 is a deficient number, since it is larger than the sum of its proper divisors (1).

227322234521 is an equidigital number, since it uses as much as digits as its factorization.

227322234521 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80640, while the sum is 35.

The spelling of 227322234521 in words is "two hundred twenty-seven billion, three hundred twenty-two million, two hundred thirty-four thousand, five hundred twenty-one".