222237350032913 has 2 divisors, whose sum is σ = 222237350032914. Its totient is φ = 222237350032912.

The previous prime is 222237350032897. The next prime is 222237350032921. The reversal of 222237350032913 is 319230053732222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 218151482082304 + 4085867950609 = 14769952^2 + 2021353^2 .

It is a cyclic number.

It is not a de Polignac number, because 222237350032913 - 2⁴ = 222237350032897 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 (222237350032933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111118675016456 + 111118675016457.

It is an arithmetic number, because the mean of its divisors is an integer number (111118675016457).

Almost surely, 2^{222237350032913} is an apocalyptic number.

It is an amenable number.

222237350032913 is a deficient number, since it is larger than the sum of its proper divisors (1).

222237350032913 is an equidigital number, since it uses as much as digits as its factorization.

222237350032913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 816480, while the sum is 44.

The spelling of 222237350032913 in words is "two hundred twenty-two trillion, two hundred thirty-seven billion, three hundred fifty million, thirty-two thousand, nine hundred thirteen".