165122432500222 has 32 divisors (see below), whose sum is σ = 248159376622080. Its totient is φ = 82402804630080.

The previous prime is 165122432500217. The next prime is 165122432500229. The reversal of 165122432500222 is 222005234221561.

It is a super-2 number, since 2×165122432500222² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165122432500229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20851420779 + ... + 20851428697.

It is an arithmetic number, because the mean of its divisors is an integer number (7754980519440).

Almost surely, 2^{165122432500222} is an apocalyptic number.

165122432500222 is a deficient number, since it is larger than the sum of its proper divisors (83036944121858).

165122432500222 is a wasteful number, since it uses less digits than its factorization.

165122432500222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15936.

The product of its (nonzero) digits is 115200, while the sum is 37.

Adding to 165122432500222 its reverse (222005234221561), we get a palindrome (387127666721783).

The spelling of 165122432500222 in words is "one hundred sixty-five trillion, one hundred twenty-two billion, four hundred thirty-two million, five hundred thousand, two hundred twenty-two".