231200002999999 has 16 divisors (see below), whose sum is σ = 254869230260736. Its totient is φ = 207973481529600.

The previous prime is 231200002999981. The next prime is 231200003000053. The reversal of 231200002999999 is 999999200002132.

It is a cyclic number.

It is not a de Polignac number, because 231200002999999 - 2¹⁷ = 231200002868927 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 231200002999999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231200002999969) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16273927 + ... + 26967400.

It is an arithmetic number, because the mean of its divisors is an integer number (15929326891296).

Almost surely, 2^{231200002999999} is an apocalyptic number.

231200002999999 is a deficient number, since it is larger than the sum of its proper divisors (23669227260737).

231200002999999 is a wasteful number, since it uses less digits than its factorization.

231200002999999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43246446.

The product of its (nonzero) digits is 12754584, while the sum is 64.

The spelling of 231200002999999 in words is "two hundred thirty-one trillion, two hundred billion, two million, nine hundred ninety-nine thousand, nine hundred ninety-nine".