165220501024222 has 96 divisors (see below), whose sum is σ = 295612297027200. Its totient is φ = 69023335062528.

The previous prime is 165220501024217. The next prime is 165220501024279. The reversal of 165220501024222 is 222420105022561.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4407154054 + ... + 4407191542.

It is an arithmetic number, because the mean of its divisors is an integer number (3079294760700).

Almost surely, 2^{165220501024222} is an apocalyptic number.

165220501024222 is a deficient number, since it is larger than the sum of its proper divisors (130391796002978).

165220501024222 is a wasteful number, since it uses less digits than its factorization.

165220501024222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41378 (or 41371 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 34.

Adding to 165220501024222 its reverse (222420105022561), we get a palindrome (387640606046783).

The spelling of 165220501024222 in words is "one hundred sixty-five trillion, two hundred twenty billion, five hundred one million, twenty-four thousand, two hundred twenty-two".