223244201234137 has 2 divisors, whose sum is σ = 223244201234138. Its totient is φ = 223244201234136.

The previous prime is 223244201234129. The next prime is 223244201234233. The reversal of 223244201234137 is 731432102442322.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 219581096156361 + 3663105077776 = 14818269^2 + 1913924^2 .

It is a cyclic number.

It is not a de Polignac number, because 223244201234137 - 2³ = 223244201234129 is a prime.

It is a super-3 number, since 3×223244201234137³ (a number of 44 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 223244201234137.

It is not a weakly prime, because it can be changed into another prime (223244201234237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111622100617068 + 111622100617069.

It is an arithmetic number, because the mean of its divisors is an integer number (111622100617069).

Almost surely, 2^{223244201234137} is an apocalyptic number.

It is an amenable number.

223244201234137 is a deficient number, since it is larger than the sum of its proper divisors (1).

223244201234137 is an equidigital number, since it uses as much as digits as its factorization.

223244201234137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 387072, while the sum is 40.

Adding to 223244201234137 its reverse (731432102442322), we get a palindrome (954676303676459).

The spelling of 223244201234137 in words is "two hundred twenty-three trillion, two hundred forty-four billion, two hundred one million, two hundred thirty-four thousand, one hundred thirty-seven".