16106420122 has 32 divisors (see below), whose sum is σ = 26203479120. Its totient is φ = 7380910080.

The previous prime is 16106420069. The next prime is 16106420129. The reversal of 16106420122 is 22102460161.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 5292708001 + 10813712121 = 72751^2 + 103989^2 .

It is not an unprimeable number, because it can be changed into a prime (16106420129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2852422 + ... + 2858062.

Almost surely, 2^16106420122 is an apocalyptic number.

16106420122 is a deficient number, since it is larger than the sum of its proper divisors (10097058998).

16106420122 is a wasteful number, since it uses less digits than its factorization.

16106420122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6418.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 16106420122 its reverse (22102460161), we get a palindrome (38208880283).

The spelling of 16106420122 in words is "sixteen billion, one hundred six million, four hundred twenty thousand, one hundred twenty-two".