102016261 has 8 divisors (see below), whose sum is σ = 103926240. Its totient is φ = 100124208.

The previous prime is 102016223. The next prime is 102016267. The reversal of 102016261 is 162610201.

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

It is a cyclic number.

It is not a de Polignac number, because 102016261 - 2²⁵ = 68461829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102016267) 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, 7290 + ... + 16036.

It is an arithmetic number, because the mean of its divisors is an integer number (12990780).

Almost surely, 2^102016261 is an apocalyptic number.

It is an amenable number.

102016261 is a deficient number, since it is larger than the sum of its proper divisors (1909979).

102016261 is a wasteful number, since it uses less digits than its factorization.

102016261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8963.

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 102016261 is about 10100.3099457393. The cubic root of 102016261 is about 467.2577005154.

Adding to 102016261 its reverse (162610201), we get a palindrome (264626462).

The spelling of 102016261 in words is "one hundred two million, sixteen thousand, two hundred sixty-one".