102159201 has 16 divisors (see below), whose sum is σ = 139399808. Its totient is φ = 66528000.

The previous prime is 102159179. The next prime is 102159209. The reversal of 102159201 is 102951201.

It is not a de Polignac number, because 102159201 - 2⁷ = 102159073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102159209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25785 + ... + 29481.

It is an arithmetic number, because the mean of its divisors is an integer number (8712488).

Almost surely, 2^102159201 is an apocalyptic number.

It is an amenable number.

102159201 is a deficient number, since it is larger than the sum of its proper divisors (37240607).

102159201 is a wasteful number, since it uses less digits than its factorization.

102159201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3912.

The product of its (nonzero) digits is 180, while the sum is 21.

The square root of 102159201 is about 10107.3834893112. The cubic root of 102159201 is about 467.4758312498.

The spelling of 102159201 in words is "one hundred two million, one hundred fifty-nine thousand, two hundred one".