222323311131101 has 2 divisors, whose sum is σ = 222323311131102. Its totient is φ = 222323311131100.

The previous prime is 222323311131073. The next prime is 222323311131113. The reversal of 222323311131101 is 101131113323222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115460934825625 + 106862376305476 = 10745275^2 + 10337426^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222323311131101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222323311131121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111161655565550 + 111161655565551.

It is an arithmetic number, because the mean of its divisors is an integer number (111161655565551).

Almost surely, 2^{222323311131101} is an apocalyptic number.

It is an amenable number.

222323311131101 is a deficient number, since it is larger than the sum of its proper divisors (1).

222323311131101 is an equidigital number, since it uses as much as digits as its factorization.

222323311131101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 222323311131101 its reverse (101131113323222), we get a palindrome (323454424454323).

The spelling of 222323311131101 in words is "two hundred twenty-two trillion, three hundred twenty-three billion, three hundred eleven million, one hundred thirty-one thousand, one hundred one".