16021110106 has 4 divisors (see below), whose sum is σ = 24031665162. Its totient is φ = 8010555052.

The previous prime is 16021110073. The next prime is 16021110163. The reversal of 16021110106 is 60101112061.

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

It can be written as a sum of positive squares in only one way, i.e., 12178226025 + 3842884081 = 110355^2 + 61991^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4005277525 + ... + 4005277528.

Almost surely, 2^16021110106 is an apocalyptic number.

16021110106 is a deficient number, since it is larger than the sum of its proper divisors (8010555056).

16021110106 is an equidigital number, since it uses as much as digits as its factorization.

16021110106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8010555055.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 16021110106 its reverse (60101112061), we get a palindrome (76122222167).

The spelling of 16021110106 in words is "sixteen billion, twenty-one million, one hundred ten thousand, one hundred six".