16000012000003 has 8 divisors (see below), whose sum is σ = 16842351138320. Its totient is φ = 15157696186080.

The previous prime is 16000011999989. The next prime is 16000012000013. The reversal of 16000012000003 is 30000021000061.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16000012000003 - 2⁵ = 16000011999971 is a prime.

It is the 4000002-nd Hogben number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16000012000013) by changing a digit.

It is a nontrivial repunit in base 4000001.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4414200 + ... + 7175317.

It is an arithmetic number, because the mean of its divisors is an integer number (2105293892290).

Almost surely, 2^{16000012000003} is an apocalyptic number.

16000012000003 is a deficient number, since it is larger than the sum of its proper divisors (842339138317).

16000012000003 is a wasteful number, since it uses less digits than its factorization.

16000012000003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11662197.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 16000012000003 its reverse (30000021000061), we get a palindrome (46000033000064).

The spelling of 16000012000003 in words is "sixteen trillion, twelve million, three", and thus it is an aban number and an uban number.