16111222102 has 16 divisors (see below), whose sum is σ = 26259379200. Its totient is φ = 7385449320.

The previous prime is 16111222079. The next prime is 16111222109. The reversal of 16111222102 is 20122211161.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 16111222102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16111222109) 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, 6837202 + ... + 6839557.

It is an arithmetic number, because the mean of its divisors is an integer number (1641211200).

Almost surely, 2^16111222102 is an apocalyptic number.

16111222102 is a deficient number, since it is larger than the sum of its proper divisors (10148157098).

16111222102 is a wasteful number, since it uses less digits than its factorization.

16111222102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13676811.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 16111222102 its reverse (20122211161), we get a palindrome (36233433263).

The spelling of 16111222102 in words is "sixteen billion, one hundred eleven million, two hundred twenty-two thousand, one hundred two".