165112001022110 has 16 divisors (see below), whose sum is σ = 297202075896096. Its totient is φ = 66044695063008.

The previous prime is 165112001022043. The next prime is 165112001022139. The reversal of 165112001022110 is 11220100211561.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6420794 + ... + 19273053.

It is an arithmetic number, because the mean of its divisors is an integer number (18575129743506).

Almost surely, 2^{165112001022110} is an apocalyptic number.

165112001022110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

165112001022110 is a deficient number, since it is larger than the sum of its proper divisors (132090074873986).

165112001022110 is a wasteful number, since it uses less digits than its factorization.

165112001022110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26336467.

The product of its (nonzero) digits is 240, while the sum is 23.

Adding to 165112001022110 its reverse (11220100211561), we get a palindrome (176332101233671).

The spelling of 165112001022110 in words is "one hundred sixty-five trillion, one hundred twelve billion, one million, twenty-two thousand, one hundred ten".