223032232261 has 2 divisors, whose sum is σ = 223032232262. Its totient is φ = 223032232260.

The previous prime is 223032232201. The next prime is 223032232277. The reversal of 223032232261 is 162232230322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 126963229761 + 96069002500 = 356319^2 + 309950^2 .

It is a cyclic number.

It is not a de Polignac number, because 223032232261 - 2⁹ = 223032231749 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223032232201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111516116130 + 111516116131.

It is an arithmetic number, because the mean of its divisors is an integer number (111516116131).

Almost surely, 2^223032232261 is an apocalyptic number.

It is an amenable number.

223032232261 is a deficient number, since it is larger than the sum of its proper divisors (1).

223032232261 is an equidigital number, since it uses as much as digits as its factorization.

223032232261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 223032232261 its reverse (162232230322), we get a palindrome (385264462583).

The spelling of 223032232261 in words is "two hundred twenty-three billion, thirty-two million, two hundred thirty-two thousand, two hundred sixty-one".