16088110221 has 4 divisors (see below), whose sum is σ = 21450813632. Its totient is φ = 10725406812.

The previous prime is 16088110201. The next prime is 16088110223. The reversal of 16088110221 is 12201188061.

It is a happy number.

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 16088110221 - 2²⁶ = 16021001357 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16088110223) 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, 2681351701 + ... + 2681351706.

It is an arithmetic number, because the mean of its divisors is an integer number (5362703408).

Almost surely, 2^16088110221 is an apocalyptic number.

It is an amenable number.

16088110221 is a deficient number, since it is larger than the sum of its proper divisors (5362703411).

16088110221 is an equidigital number, since it uses as much as digits as its factorization.

16088110221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5362703410.

The product of its (nonzero) digits is 1536, while the sum is 30.

Adding to 16088110221 its reverse (12201188061), we get a palindrome (28289298282).

The spelling of 16088110221 in words is "sixteen billion, eighty-eight million, one hundred ten thousand, two hundred twenty-one".