222254074249 has 2 divisors, whose sum is σ = 222254074250. Its totient is φ = 222254074248.

The previous prime is 222254074223. The next prime is 222254074253. The reversal of 222254074249 is 942470452222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 179071156224 + 43182918025 = 423168^2 + 207805^2 .

It is a cyclic number.

It is not a de Polignac number, because 222254074249 - 2¹⁵ = 222254041481 is a prime.

It is not a weakly prime, because it can be changed into another prime (222254074949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111127037124 + 111127037125.

It is an arithmetic number, because the mean of its divisors is an integer number (111127037125).

Almost surely, 2^222254074249 is an apocalyptic number.

It is an amenable number.

222254074249 is a deficient number, since it is larger than the sum of its proper divisors (1).

222254074249 is an equidigital number, since it uses as much as digits as its factorization.

222254074249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 645120, while the sum is 43.

The spelling of 222254074249 in words is "two hundred twenty-two billion, two hundred fifty-four million, seventy-four thousand, two hundred forty-nine".