122422434521 has 16 divisors (see below), whose sum is σ = 127852462080. Its totient is φ = 117092630160.

The previous prime is 122422434499. The next prime is 122422434527. The reversal of 122422434521 is 125434224221.

It is a cyclic number.

It is not a de Polignac number, because 122422434521 - 2⁶ = 122422434457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122422434527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 897206 + ... + 1024608.

It is an arithmetic number, because the mean of its divisors is an integer number (7990778880).

Almost surely, 2^122422434521 is an apocalyptic number.

It is an amenable number.

122422434521 is a deficient number, since it is larger than the sum of its proper divisors (5430027559).

122422434521 is a wasteful number, since it uses less digits than its factorization.

122422434521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127796.

The product of its digits is 30720, while the sum is 32.

Adding to 122422434521 its reverse (125434224221), we get a palindrome (247856658742).

The spelling of 122422434521 in words is "one hundred twenty-two billion, four hundred twenty-two million, four hundred thirty-four thousand, five hundred twenty-one".