222561303607 has 2 divisors, whose sum is σ = 222561303608. Its totient is φ = 222561303606.

The previous prime is 222561303541. The next prime is 222561303641. The reversal of 222561303607 is 706303165222.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222561303607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222561303007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111280651803 + 111280651804.

It is an arithmetic number, because the mean of its divisors is an integer number (111280651804).

Almost surely, 2^222561303607 is an apocalyptic number.

222561303607 is a deficient number, since it is larger than the sum of its proper divisors (1).

222561303607 is an equidigital number, since it uses as much as digits as its factorization.

222561303607 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 37.

Adding to 222561303607 its reverse (706303165222), we get a palindrome (928864468829).

The spelling of 222561303607 in words is "two hundred twenty-two billion, five hundred sixty-one million, three hundred three thousand, six hundred seven".