131103110121323 has 4 divisors (see below), whose sum is σ = 132454688576280. Its totient is φ = 129751531666368.

The previous prime is 131103110121259. The next prime is 131103110121409. The reversal of 131103110121323 is 323121011301131.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 131103110121323 - 2⁶ = 131103110121259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (131103110121923) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 675789227333 + ... + 675789227526.

It is an arithmetic number, because the mean of its divisors is an integer number (33113672144070).

Almost surely, 2^{131103110121323} is an apocalyptic number.

131103110121323 is a deficient number, since it is larger than the sum of its proper divisors (1351578454957).

131103110121323 is an equidigital number, since it uses as much as digits as its factorization.

131103110121323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1351578454956.

The product of its (nonzero) digits is 324, while the sum is 23.

Adding to 131103110121323 its reverse (323121011301131), we get a palindrome (454224121422454).

The spelling of 131103110121323 in words is "one hundred thirty-one trillion, one hundred three billion, one hundred ten million, one hundred twenty-one thousand, three hundred twenty-three".