165120010 has 32 divisors (see below), whose sum is σ = 326415744. Its totient is φ = 59640000.

The previous prime is 165119993. The next prime is 165120019. The reversal of 165120010 is 10021561.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (165120019) 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, 11640 + ... + 21580.

It is an arithmetic number, because the mean of its divisors is an integer number (10200492).

Almost surely, 2^165120010 is an apocalyptic number.

165120010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

165120010 is a deficient number, since it is larger than the sum of its proper divisors (161295734).

165120010 is a wasteful number, since it uses less digits than its factorization.

165120010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10110.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 165120010 is about 12849.9031124752. The cubic root of 165120010 is about 548.6135991047.

Adding to 165120010 its reverse (10021561), we get a palindrome (175141571).

The spelling of 165120010 in words is "one hundred sixty-five million, one hundred twenty thousand, ten".