222557203441 has 2 divisors, whose sum is σ = 222557203442. Its totient is φ = 222557203440.

The previous prime is 222557203411. The next prime is 222557203487. The reversal of 222557203441 is 144302755222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222025670416 + 531533025 = 471196^2 + 23055^2 .

It is a cyclic number.

It is not a de Polignac number, because 222557203441 - 2¹³ = 222557195249 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222557203441.

It is not a weakly prime, because it can be changed into another prime (222557203411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111278601720 + 111278601721.

It is an arithmetic number, because the mean of its divisors is an integer number (111278601721).

Almost surely, 2^222557203441 is an apocalyptic number.

It is an amenable number.

222557203441 is a deficient number, since it is larger than the sum of its proper divisors (1).

222557203441 is an equidigital number, since it uses as much as digits as its factorization.

222557203441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 134400, while the sum is 37.

Adding to 222557203441 its reverse (144302755222), we get a palindrome (366859958663).

The spelling of 222557203441 in words is "two hundred twenty-two billion, five hundred fifty-seven million, two hundred three thousand, four hundred forty-one".