102320061 has 8 divisors (see below), whose sum is σ = 136496640. Its totient is φ = 68178432.

The previous prime is 102320021. The next prime is 102320083. The reversal of 102320061 is 160023201.

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

It is not a de Polignac number, because 102320061 - 2¹⁰ = 102319037 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 102320061.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102320011) 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, 900 + ... + 14333.

It is an arithmetic number, because the mean of its divisors is an integer number (17062080).

Almost surely, 2^102320061 is an apocalyptic number.

It is an amenable number.

102320061 is a deficient number, since it is larger than the sum of its proper divisors (34176579).

102320061 is a wasteful number, since it uses less digits than its factorization.

102320061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17475.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 102320061 is about 10115.3379083449. The cubic root of 102320061 is about 467.7210652471.

Adding to 102320061 its reverse (160023201), we get a palindrome (262343262).

The spelling of 102320061 in words is "one hundred two million, three hundred twenty thousand, sixty-one".