222135254205 has 16 divisors (see below), whose sum is σ = 355480914624. Its totient is φ = 118450632960.

The previous prime is 222135254177. The next prime is 222135254221. The reversal of 222135254205 is 502452531222.

It is not a de Polignac number, because 222135254205 - 2¹⁰ = 222135253181 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1258339 + ... + 1423968.

It is an arithmetic number, because the mean of its divisors is an integer number (22217557164).

Almost surely, 2^222135254205 is an apocalyptic number.

It is an amenable number.

222135254205 is a deficient number, since it is larger than the sum of its proper divisors (133345660419).

222135254205 is a wasteful number, since it uses less digits than its factorization.

222135254205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2687836.

The product of its (nonzero) digits is 48000, while the sum is 33.

Adding to 222135254205 its reverse (502452531222), we get a palindrome (724587785427).

The spelling of 222135254205 in words is "two hundred twenty-two billion, one hundred thirty-five million, two hundred fifty-four thousand, two hundred five".