222315036557 has 2 divisors, whose sum is σ = 222315036558. Its totient is φ = 222315036556.

The previous prime is 222315036509. The next prime is 222315036599. The reversal of 222315036557 is 755630513222.

222315036557 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 172699256041 + 49615780516 = 415571^2 + 222746^2 .

It is a cyclic number.

It is not a de Polignac number, because 222315036557 - 2¹⁸ = 222314774413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222315032557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111157518278 + 111157518279.

It is an arithmetic number, because the mean of its divisors is an integer number (111157518279).

Almost surely, 2^222315036557 is an apocalyptic number.

It is an amenable number.

222315036557 is a deficient number, since it is larger than the sum of its proper divisors (1).

222315036557 is an equidigital number, since it uses as much as digits as its factorization.

222315036557 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 378000, while the sum is 41.

Adding to 222315036557 its reverse (755630513222), we get a palindrome (977945549779).

The spelling of 222315036557 in words is "two hundred twenty-two billion, three hundred fifteen million, thirty-six thousand, five hundred fifty-seven".