222123210310247 has 2 divisors, whose sum is σ = 222123210310248. Its totient is φ = 222123210310246.

The previous prime is 222123210310181. The next prime is 222123210310271. The reversal of 222123210310247 is 742013012321222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222123210310247 - 2¹⁶ = 222123210244711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222123210390247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111061605155123 + 111061605155124.

It is an arithmetic number, because the mean of its divisors is an integer number (111061605155124).

Almost surely, 2^{222123210310247} is an apocalyptic number.

222123210310247 is a deficient number, since it is larger than the sum of its proper divisors (1).

222123210310247 is an equidigital number, since it uses as much as digits as its factorization.

222123210310247 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 32.

Adding to 222123210310247 its reverse (742013012321222), we get a palindrome (964136222631469).

The spelling of 222123210310247 in words is "two hundred twenty-two trillion, one hundred twenty-three billion, two hundred ten million, three hundred ten thousand, two hundred forty-seven".