222123011263 has 2 divisors, whose sum is σ = 222123011264. Its totient is φ = 222123011262.

The previous prime is 222123011213. The next prime is 222123011287. The reversal of 222123011263 is 362110321222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222123011263 - 2⁹ = 222123010751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222123011213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111061505631 + 111061505632.

It is an arithmetic number, because the mean of its divisors is an integer number (111061505632).

Almost surely, 2^222123011263 is an apocalyptic number.

222123011263 is a deficient number, since it is larger than the sum of its proper divisors (1).

222123011263 is an equidigital number, since it uses as much as digits as its factorization.

222123011263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 222123011263 its reverse (362110321222), we get a palindrome (584233332485).

The spelling of 222123011263 in words is "two hundred twenty-two billion, one hundred twenty-three million, eleven thousand, two hundred sixty-three".