1320310131121 has 8 divisors (see below), whose sum is σ = 1373304607488. Its totient is φ = 1267965894000.

The previous prime is 1320310131109. The next prime is 1320310131139. The reversal of 1320310131121 is 1211310130231.

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 1320310131121 - 2¹⁵ = 1320310098353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1320310131221) 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, 162555670 + ... + 162563791.

It is an arithmetic number, because the mean of its divisors is an integer number (171663075936).

Almost surely, 2^{1320310131121} is an apocalyptic number.

It is an amenable number.

1320310131121 is a deficient number, since it is larger than the sum of its proper divisors (52994476367).

1320310131121 is a wasteful number, since it uses less digits than its factorization.

1320310131121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325119623.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1320310131121 its reverse (1211310130231), we get a palindrome (2531620261352).

The spelling of 1320310131121 in words is "one trillion, three hundred twenty billion, three hundred ten million, one hundred thirty-one thousand, one hundred twenty-one".