1230231209999 has 8 divisors (see below), whose sum is σ = 1342084251648. Its totient is φ = 1118380475160.

The previous prime is 1230231209981. The next prime is 1230231210037. The reversal of 1230231209999 is 9999021320321.

It is a happy number.

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 1230231209999 - 2²⁰ = 1230230161423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1230231209959) 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 7 ways as a sum of consecutive naturals, for example, 652274 + ... + 1698800.

It is an arithmetic number, because the mean of its divisors is an integer number (167760531456).

Almost surely, 2^{1230231209999} is an apocalyptic number.

1230231209999 is a deficient number, since it is larger than the sum of its proper divisors (111853041649).

1230231209999 is a wasteful number, since it uses less digits than its factorization.

1230231209999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1153405.

The product of its (nonzero) digits is 472392, while the sum is 50.

The spelling of 1230231209999 in words is "one trillion, two hundred thirty billion, two hundred thirty-one million, two hundred nine thousand, nine hundred ninety-nine".