165207292201 has 8 divisors (see below), whose sum is σ = 188995466240. Its totient is φ = 141465901248.

The previous prime is 165207292199. The next prime is 165207292207. The reversal of 165207292201 is 102292702561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 165207292201 - 2¹ = 165207292199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (165207292207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11688201 + ... + 11702326.

It is an arithmetic number, because the mean of its divisors is an integer number (23624433280).

Almost surely, 2^165207292201 is an apocalyptic number.

It is an amenable number.

165207292201 is a deficient number, since it is larger than the sum of its proper divisors (23788174039).

165207292201 is a wasteful number, since it uses less digits than its factorization.

165207292201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23391543.

The product of its (nonzero) digits is 30240, while the sum is 37.

Adding to 165207292201 its reverse (102292702561), we get a palindrome (267499994762).

The spelling of 165207292201 in words is "one hundred sixty-five billion, two hundred seven million, two hundred ninety-two thousand, two hundred one".