122731530567 has 32 divisors (see below), whose sum is σ = 169479475200. Its totient is φ = 78957585408.

The previous prime is 122731530557. The next prime is 122731530599. The reversal of 122731530567 is 765035137221.

It is not a de Polignac number, because 122731530567 - 2¹⁵ = 122731497799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122731530517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3662434 + ... + 3695792.

It is an arithmetic number, because the mean of its divisors is an integer number (5296233600).

Almost surely, 2^122731530567 is an apocalyptic number.

122731530567 is a deficient number, since it is larger than the sum of its proper divisors (46747944633).

122731530567 is a wasteful number, since it uses less digits than its factorization.

122731530567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33775.

The product of its (nonzero) digits is 264600, while the sum is 42.

Adding to 122731530567 its reverse (765035137221), we get a palindrome (887766667788).

The spelling of 122731530567 in words is "one hundred twenty-two billion, seven hundred thirty-one million, five hundred thirty thousand, five hundred sixty-seven".