122341532421 has 4 divisors (see below), whose sum is σ = 163122043232. Its totient is φ = 81561021612.

The previous prime is 122341532413. The next prime is 122341532471. The reversal of 122341532421 is 124235143221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 122341532421 - 2³ = 122341532413 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 (122341532471) 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 3 ways as a sum of consecutive naturals, for example, 20390255401 + ... + 20390255406.

It is an arithmetic number, because the mean of its divisors is an integer number (40780510808).

Almost surely, 2^122341532421 is an apocalyptic number.

It is an amenable number.

122341532421 is a deficient number, since it is larger than the sum of its proper divisors (40780510811).

122341532421 is an equidigital number, since it uses as much as digits as its factorization.

122341532421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40780510810.

The product of its digits is 11520, while the sum is 30.

Adding to 122341532421 its reverse (124235143221), we get a palindrome (246576675642).

The spelling of 122341532421 in words is "one hundred twenty-two billion, three hundred forty-one million, five hundred thirty-two thousand, four hundred twenty-one".