16021236234 has 16 divisors (see below), whose sum is σ = 32072628672. Its totient is φ = 5335386048.

The previous prime is 16021236233. The next prime is 16021236239. The reversal of 16021236234 is 43263212061.

16021236234 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (16021236233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1249599 + ... + 1262354.

It is an arithmetic number, because the mean of its divisors is an integer number (2004539292).

Almost surely, 2^16021236234 is an apocalyptic number.

16021236234 is an abundant number, since it is smaller than the sum of its proper divisors (16051392438).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16021236234 is a wasteful number, since it uses less digits than its factorization.

16021236234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2513021.

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 16021236234 its reverse (43263212061), we get a palindrome (59284448295).

The spelling of 16021236234 in words is "sixteen billion, twenty-one million, two hundred thirty-six thousand, two hundred thirty-four".