16217102071 has 4 divisors (see below), whose sum is σ = 16227348192. Its totient is φ = 16206855952.

The previous prime is 16217102029. The next prime is 16217102081. The reversal of 16217102071 is 17020171261.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 16217102071 - 2¹⁷ = 16216970999 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 (16217102081) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5120686 + ... + 5123851.

It is an arithmetic number, because the mean of its divisors is an integer number (4056837048).

Almost surely, 2^16217102071 is an apocalyptic number.

16217102071 is a deficient number, since it is larger than the sum of its proper divisors (10246121).

16217102071 is a wasteful number, since it uses less digits than its factorization.

16217102071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10246120.

The product of its (nonzero) digits is 1176, while the sum is 28.

The spelling of 16217102071 in words is "sixteen billion, two hundred seventeen million, one hundred two thousand, seventy-one".