222442044413 has 2 divisors, whose sum is σ = 222442044414. Its totient is φ = 222442044412.

The previous prime is 222442044347. The next prime is 222442044467. The reversal of 222442044413 is 314440244222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 209217504409 + 13224540004 = 457403^2 + 114998^2 .

It is a cyclic number.

It is not a de Polignac number, because 222442044413 - 2¹⁰ = 222442043389 is a prime.

It is a super-3 number, since 3×222442044413³ (a number of 35 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 222442044413.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222442044493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111221022206 + 111221022207.

It is an arithmetic number, because the mean of its divisors is an integer number (111221022207).

Almost surely, 2^222442044413 is an apocalyptic number.

It is an amenable number.

222442044413 is a deficient number, since it is larger than the sum of its proper divisors (1).

222442044413 is an equidigital number, since it uses as much as digits as its factorization.

222442044413 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 49152, while the sum is 32.

Adding to 222442044413 its reverse (314440244222), we get a palindrome (536882288635).

The spelling of 222442044413 in words is "two hundred twenty-two billion, four hundred forty-two million, forty-four thousand, four hundred thirteen".