1323120004131 has 8 divisors (see below), whose sum is σ = 1793080661584. Its totient is φ = 867619674720.

The previous prime is 1323120004117. The next prime is 1323120004147. The reversal of 1323120004131 is 1314000213231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1323120004131 - 2¹⁸ = 1323119741987 is a prime.

It is a super-2 number, since 2×1323120004131² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1323120004098 and 1323120004107.

It is not an unprimeable number, because it can be changed into a prime (1323120004111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3615081796 + ... + 3615082161.

It is an arithmetic number, because the mean of its divisors is an integer number (224135082698).

Almost surely, 2^{1323120004131} is an apocalyptic number.

1323120004131 is a deficient number, since it is larger than the sum of its proper divisors (469960657453).

1323120004131 is an equidigital number, since it uses as much as digits as its factorization.

1323120004131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7230164021.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 1323120004131 its reverse (1314000213231), we get a palindrome (2637120217362).

The spelling of 1323120004131 in words is "one trillion, three hundred twenty-three billion, one hundred twenty million, four thousand, one hundred thirty-one".