165304530122 has 4 divisors (see below), whose sum is σ = 247956795186. Its totient is φ = 82652265060.

The previous prime is 165304530101. The next prime is 165304530163. The reversal of 165304530122 is 221035403561.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 150071786881 + 15232743241 = 387391^2 + 123421^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41326132529 + ... + 41326132532.

Almost surely, 2^165304530122 is an apocalyptic number.

165304530122 is a deficient number, since it is larger than the sum of its proper divisors (82652265064).

165304530122 is an equidigital number, since it uses as much as digits as its factorization.

165304530122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82652265063.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 165304530122 its reverse (221035403561), we get a palindrome (386339933683).

The spelling of 165304530122 in words is "one hundred sixty-five billion, three hundred four million, five hundred thirty thousand, one hundred twenty-two".