16021112116 has 24 divisors (see below), whose sum is σ = 29260425600. Its totient is φ = 7661097312.

The previous prime is 16021112059. The next prime is 16021112119. The reversal of 16021112116 is 61121112061.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16021112119) 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, 1041070 + ... + 1056346.

It is an arithmetic number, because the mean of its divisors is an integer number (1219184400).

Almost surely, 2^16021112116 is an apocalyptic number.

It is an amenable number.

16021112116 is a deficient number, since it is larger than the sum of its proper divisors (13239313484).

16021112116 is a wasteful number, since it uses less digits than its factorization.

16021112116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26703 (or 26701 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 22.

Adding to 16021112116 its reverse (61121112061), we get a palindrome (77142224177).

The spelling of 16021112116 in words is "sixteen billion, twenty-one million, one hundred twelve thousand, one hundred sixteen".