131323032123 has 16 divisors (see below), whose sum is σ = 175455213216. Its totient is φ = 87369891840.

The previous prime is 131323032119. The next prime is 131323032167. The reversal of 131323032123 is 321230323131.

It is not a de Polignac number, because 131323032123 - 2² = 131323032119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 131323032093 and 131323032102.

It is not an unprimeable number, because it can be changed into a prime (131323032193) 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, 4785963 + ... + 4813323.

It is an arithmetic number, because the mean of its divisors is an integer number (10965950826).

Almost surely, 2^131323032123 is an apocalyptic number.

131323032123 is a deficient number, since it is larger than the sum of its proper divisors (44132181093).

131323032123 is a wasteful number, since it uses less digits than its factorization.

131323032123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30574.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 131323032123 its reverse (321230323131), we get a palindrome (452553355254).

The spelling of 131323032123 in words is "one hundred thirty-one billion, three hundred twenty-three million, thirty-two thousand, one hundred twenty-three".