222253006523 has 2 divisors, whose sum is σ = 222253006524. Its totient is φ = 222253006522.

The previous prime is 222253006519. The next prime is 222253006529. The reversal of 222253006523 is 325600352222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222253006523 - 2² = 222253006519 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222253006523.

It is not a weakly prime, because it can be changed into another prime (222253006529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111126503261 + 111126503262.

It is an arithmetic number, because the mean of its divisors is an integer number (111126503262).

Almost surely, 2^222253006523 is an apocalyptic number.

222253006523 is a deficient number, since it is larger than the sum of its proper divisors (1).

222253006523 is an equidigital number, since it uses as much as digits as its factorization.

222253006523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 222253006523 its reverse (325600352222), we get a palindrome (547853358745).

The spelling of 222253006523 in words is "two hundred twenty-two billion, two hundred fifty-three million, six thousand, five hundred twenty-three".