12320001333231 has 32 divisors (see below), whose sum is σ = 16916422488000. Its totient is φ = 7972490465280.

The previous prime is 12320001333229. The next prime is 12320001333251. The reversal of 12320001333231 is 13233310002321.

It is not a de Polignac number, because 12320001333231 - 2¹ = 12320001333229 is a prime.

It is a super-2 number, since 2×12320001333231² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12320001333251) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5200765 + ... + 7189433.

It is an arithmetic number, because the mean of its divisors is an integer number (528638202750).

Almost surely, 2^{12320001333231} is an apocalyptic number.

12320001333231 is a deficient number, since it is larger than the sum of its proper divisors (4596421154769).

12320001333231 is a wasteful number, since it uses less digits than its factorization.

12320001333231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1989179.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 12320001333231 its reverse (13233310002321), we get a palindrome (25553311335552).

The spelling of 12320001333231 in words is "twelve trillion, three hundred twenty billion, one million, three hundred thirty-three thousand, two hundred thirty-one".