227148321263 has 2 divisors, whose sum is σ = 227148321264. Its totient is φ = 227148321262.

The previous prime is 227148321259. The next prime is 227148321289. The reversal of 227148321263 is 362123841722.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 227148321263 - 2² = 227148321259 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 227148321263.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (227148321203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113574160631 + 113574160632.

It is an arithmetic number, because the mean of its divisors is an integer number (113574160632).

Almost surely, 2^227148321263 is an apocalyptic number.

227148321263 is a deficient number, since it is larger than the sum of its proper divisors (1).

227148321263 is an equidigital number, since it uses as much as digits as its factorization.

227148321263 is an evil number, because the sum of its binary digits is even.

The product of its digits is 193536, while the sum is 41.

The spelling of 227148321263 in words is "two hundred twenty-seven billion, one hundred forty-eight million, three hundred twenty-one thousand, two hundred sixty-three".