12016604562031 has 4 divisors (see below), whose sum is σ = 12128909277672. Its totient is φ = 11904299846392.

The previous prime is 12016604562029. The next prime is 12016604562049. The reversal of 12016604562031 is 13026540661021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12016604562031 - 2¹ = 12016604562029 is a prime.

It is a super-2 number, since 2×12016604562031² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12016604062031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56152357660 + ... + 56152357873.

It is an arithmetic number, because the mean of its divisors is an integer number (3032227319418).

Almost surely, 2^{12016604562031} is an apocalyptic number.

12016604562031 is a deficient number, since it is larger than the sum of its proper divisors (112304715641).

12016604562031 is a wasteful number, since it uses less digits than its factorization.

12016604562031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112304715640.

The product of its (nonzero) digits is 51840, while the sum is 37.

The spelling of 12016604562031 in words is "twelve trillion, sixteen billion, six hundred four million, five hundred sixty-two thousand, thirty-one".