12321003131 has 8 divisors (see below), whose sum is σ = 12974891280.
Its totient is φ = 11667656448.
The previous prime is 12321003119. The next prime is 12321003173. The reversal of 12321003131 is 13130012321.
Adding to 12321003131 its reverse (13130012321), we get a palindrome (25451015452).
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 12321003131 - 222 = 12316808827 is a prime.
It is a super-2 number, since 2×123210031312 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (12321003031) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 88226 + ... + 180071.
It is an arithmetic number, because the mean of its divisors is an integer number (1621861410).
Almost surely, 212321003131 is an apocalyptic number.
12321003131 is a deficient number, since it is larger than the sum of its proper divisors (653888149).
12321003131 is a wasteful number, since it uses less digits than its factorization.
12321003131 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 270733.
The product of its (nonzero) digits is 108, while the sum is 17.
The spelling of 12321003131 in words is "twelve billion, three hundred twenty-one million, three thousand, one hundred thirty-one".