123530132113 has 16 divisors (see below), whose sum is σ = 126975511936. Its totient is φ = 120134327040.

The previous prime is 123530132111. The next prime is 123530132123. The reversal of 123530132113 is 311231035321.

It is a cyclic number.

It is not a de Polignac number, because 123530132113 - 2¹ = 123530132111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123530132111) 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, 4024681 + ... + 4055257.

It is an arithmetic number, because the mean of its divisors is an integer number (7935969496).

Almost surely, 2^123530132113 is an apocalyptic number.

It is an amenable number.

123530132113 is a deficient number, since it is larger than the sum of its proper divisors (3445379823).

123530132113 is a wasteful number, since it uses less digits than its factorization.

123530132113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31384.

The product of its (nonzero) digits is 1620, while the sum is 25.

Adding to 123530132113 its reverse (311231035321), we get a palindrome (434761167434).

The spelling of 123530132113 in words is "one hundred twenty-three billion, five hundred thirty million, one hundred thirty-two thousand, one hundred thirteen".