122243444412421 has 8 divisors (see below), whose sum is σ = 123918291516224. Its totient is φ = 120568604859360.

The previous prime is 122243444412371. The next prime is 122243444412493. The reversal of 122243444412421 is 124214444342221.

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 122243444412421 - 2²⁵ = 122243410857989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122243444452421) 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, 35844826 + ... + 39106756.

It is an arithmetic number, because the mean of its divisors is an integer number (15489786439528).

Almost surely, 2^{122243444412421} is an apocalyptic number.

It is an amenable number.

122243444412421 is a deficient number, since it is larger than the sum of its proper divisors (1674847103803).

122243444412421 is an equidigital number, since it uses as much as digits as its factorization.

122243444412421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3775371.

The product of its digits is 393216, while the sum is 40.

Adding to 122243444412421 its reverse (124214444342221), we get a palindrome (246457888754642).

The spelling of 122243444412421 in words is "one hundred twenty-two trillion, two hundred forty-three billion, four hundred forty-four million, four hundred twelve thousand, four hundred twenty-one".