103520131323 has 16 divisors (see below), whose sum is σ = 160418607360. Its totient is φ = 58151743776.

The previous prime is 103520131321. The next prime is 103520131331. The reversal of 103520131323 is 323131025301.

It is not a de Polignac number, because 103520131323 - 2¹ = 103520131321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 103520131293 and 103520131302.

It is not an unprimeable number, because it can be changed into a prime (103520131321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41774440 + ... + 41776917.

It is an arithmetic number, because the mean of its divisors is an integer number (10026162960).

Almost surely, 2^103520131323 is an apocalyptic number.

103520131323 is a deficient number, since it is larger than the sum of its proper divisors (56898476037).

103520131323 is an equidigital number, since it uses as much as digits as its factorization.

103520131323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83551426.

The product of its (nonzero) digits is 1620, while the sum is 24.

Adding to 103520131323 its reverse (323131025301), we get a palindrome (426651156624).

The spelling of 103520131323 in words is "one hundred three billion, five hundred twenty million, one hundred thirty-one thousand, three hundred twenty-three".