16003163212 has 18 divisors (see below), whose sum is σ = 29557091508. Its totient is φ = 7580445048.

The previous prime is 16003163203. The next prime is 16003163219. The reversal of 16003163212 is 21236130061.

It is a super-2 number, since 2×16003163212² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (16003163219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5539818 + ... + 5542705.

Almost surely, 2^16003163212 is an apocalyptic number.

It is an amenable number.

16003163212 is a deficient number, since it is larger than the sum of its proper divisors (13553928296).

16003163212 is a wasteful number, since it uses less digits than its factorization.

16003163212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11082565 (or 11082544 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 16003163212 its reverse (21236130061), we get a palindrome (37239293273).

The spelling of 16003163212 in words is "sixteen billion, three million, one hundred sixty-three thousand, two hundred twelve".