131120021001323 has 8 divisors (see below), whose sum is σ = 132916774390896. Its totient is φ = 129323283523200.

The previous prime is 131120021001311. The next prime is 131120021001371. The reversal of 131120021001323 is 323100120021131.

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 131120021001323 - 2⁶ = 131120021001259 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 131120021001295 and 131120021001304.

It is not an unprimeable number, because it can be changed into a prime (131120021007323) 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, 13116143 + ... + 20839223.

It is an arithmetic number, because the mean of its divisors is an integer number (16614596798862).

Almost surely, 2^{131120021001323} is an apocalyptic number.

131120021001323 is a deficient number, since it is larger than the sum of its proper divisors (1796753389573).

131120021001323 is an equidigital number, since it uses as much as digits as its factorization.

131120021001323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7955725.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 131120021001323 its reverse (323100120021131), we get a palindrome (454220141022454).

The spelling of 131120021001323 in words is "one hundred thirty-one trillion, one hundred twenty billion, twenty-one million, one thousand, three hundred twenty-three".