222134545523 has 16 divisors (see below), whose sum is σ = 246473107200. Its totient is φ = 198487771680.

The previous prime is 222134545513. The next prime is 222134545561. The reversal of 222134545523 is 325545431222.

It is not a de Polignac number, because 222134545523 - 2⁸ = 222134545267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (222134545513) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5033090 + ... + 5077032.

It is an arithmetic number, because the mean of its divisors is an integer number (15404569200).

Almost surely, 2^222134545523 is an apocalyptic number.

222134545523 is a deficient number, since it is larger than the sum of its proper divisors (24338561677).

222134545523 is a wasteful number, since it uses less digits than its factorization.

222134545523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51802.

The product of its digits is 288000, while the sum is 38.

Adding to 222134545523 its reverse (325545431222), we get a palindrome (547679976745).

The spelling of 222134545523 in words is "two hundred twenty-two billion, one hundred thirty-four million, five hundred forty-five thousand, five hundred twenty-three".