16042212122 has 16 divisors (see below), whose sum is σ = 24458834400. Its totient is φ = 7890326640.

The previous prime is 16042212101. The next prime is 16042212191. The reversal of 16042212122 is 22121224061.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 234404 + ... + 295007.

It is an arithmetic number, because the mean of its divisors is an integer number (1528677150).

Almost surely, 2^16042212122 is an apocalyptic number.

16042212122 is a deficient number, since it is larger than the sum of its proper divisors (8416622278).

16042212122 is a wasteful number, since it uses less digits than its factorization.

16042212122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529661.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 16042212122 its reverse (22121224061), we get a palindrome (38163436183).

The spelling of 16042212122 in words is "sixteen billion, forty-two million, two hundred twelve thousand, one hundred twenty-two".