122534435221 has 8 divisors (see below), whose sum is σ = 136518056064. Its totient is φ = 109024835520.

The previous prime is 122534435207. The next prime is 122534435291.

122534435221 is nontrivially palindromic in base 10.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 122534435221 - 2¹⁵ = 122534402453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122534435291) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118504740 + ... + 118505773.

It is an arithmetic number, because the mean of its divisors is an integer number (17064757008).

Almost surely, 2^122534435221 is an apocalyptic number.

122534435221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

122534435221 is a deficient number, since it is larger than the sum of its proper divisors (13983620843).

122534435221 is a wasteful number, since it uses less digits than its factorization.

122534435221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237010571.

The product of its digits is 57600, while the sum is 34.

It can be divided in two parts, 122534 and 435221, that added together give a palindrome (557755).

The spelling of 122534435221 in words is "one hundred twenty-two billion, five hundred thirty-four million, four hundred thirty-five thousand, two hundred twenty-one".