16500610101 has 4 divisors (see below), whose sum is σ = 22000813472. Its totient is φ = 11000406732.

The previous prime is 16500610081. The next prime is 16500610109. The reversal of 16500610101 is 10101600561.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 16500610101 - 2⁹ = 16500609589 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 (16500610109) 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, 2750101681 + ... + 2750101686.

It is an arithmetic number, because the mean of its divisors is an integer number (5500203368).

Almost surely, 2^16500610101 is an apocalyptic number.

It is an amenable number.

16500610101 is a deficient number, since it is larger than the sum of its proper divisors (5500203371).

16500610101 is an equidigital number, since it uses as much as digits as its factorization.

16500610101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5500203370.

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

The spelling of 16500610101 in words is "sixteen billion, five hundred million, six hundred ten thousand, one hundred one".