165213143222302 has 16 divisors (see below), whose sum is σ = 283384095759072. Its totient is φ = 70765241679360.

The previous prime is 165213143222279. The next prime is 165213143222447. The reversal of 165213143222302 is 203222341312561.

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 7 ways as a sum of consecutive naturals, for example, 3365902099 + ... + 3365951182.

It is an arithmetic number, because the mean of its divisors is an integer number (17711505984942).

Almost surely, 2^{165213143222302} is an apocalyptic number.

165213143222302 is a deficient number, since it is larger than the sum of its proper divisors (118170952536770).

165213143222302 is a wasteful number, since it uses less digits than its factorization.

165213143222302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6731855043.

The product of its (nonzero) digits is 103680, while the sum is 37.

Adding to 165213143222302 its reverse (203222341312561), we get a palindrome (368435484534863).

The spelling of 165213143222302 in words is "one hundred sixty-five trillion, two hundred thirteen billion, one hundred forty-three million, two hundred twenty-two thousand, three hundred two".