222203111522 has 54 divisors (see below), whose sum is σ = 412017612291. Its totient is φ = 89596147200.

The previous prime is 222203111509. The next prime is 222203111597. The reversal of 222203111522 is 225111302222.

222203111522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 5 ways, for example, as 174892076401 + 47311035121 = 418201^2 + 217511^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=333319.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 79328522 + ... + 79331322.

Almost surely, 2^222203111522 is an apocalyptic number.

222203111522 is a deficient number, since it is larger than the sum of its proper divisors (189814500769).

222203111522 is an frugal number, since it uses more digits than its factorization.

222203111522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5652 (or 2827 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 222203111522 its reverse (225111302222), we get a palindrome (447314413744).

The spelling of 222203111522 in words is "two hundred twenty-two billion, two hundred three million, one hundred eleven thousand, five hundred twenty-two".