131103532122103 has 4 divisors (see below), whose sum is σ = 131103556759408. Its totient is φ = 131103507484800.

The previous prime is 131103532122053. The next prime is 131103532122137. The reversal of 131103532122103 is 301221235301131.

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 131103532122103 - 2⁹ = 131103532121591 is a prime.

It is a super-2 number, since 2×131103532122103² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131103532122163) 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, 656298 + ... + 16206103.

It is an arithmetic number, because the mean of its divisors is an integer number (32775889189852).

Almost surely, 2^{131103532122103} is an apocalyptic number.

131103532122103 is a deficient number, since it is larger than the sum of its proper divisors (24637305).

131103532122103 is an equidigital number, since it uses as much as digits as its factorization.

131103532122103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24637304.

The product of its (nonzero) digits is 3240, while the sum is 28.

Adding to 131103532122103 its reverse (301221235301131), we get a palindrome (432324767423234).

The spelling of 131103532122103 in words is "one hundred thirty-one trillion, one hundred three billion, five hundred thirty-two million, one hundred twenty-two thousand, one hundred three".