122530504613 has 64 divisors (see below), whose sum is σ = 150292316160. Its totient is φ = 98625600000.

The previous prime is 122530504573. The next prime is 122530504619. The reversal of 122530504613 is 316405035221.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122530504613 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 122530504613.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122530504619) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 26827256 + ... + 26831822.

It is an arithmetic number, because the mean of its divisors is an integer number (2348317440).

Almost surely, 2^122530504613 is an apocalyptic number.

It is an amenable number.

122530504613 is a deficient number, since it is larger than the sum of its proper divisors (27761811547).

122530504613 is a wasteful number, since it uses less digits than its factorization.

122530504613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4770.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 122530504613 its reverse (316405035221), we get a palindrome (438935539834).

The spelling of 122530504613 in words is "one hundred twenty-two billion, five hundred thirty million, five hundred four thousand, six hundred thirteen".