122043313121 has 8 divisors (see below), whose sum is σ = 122763221544. Its totient is φ = 121323571200.

The previous prime is 122043313099. The next prime is 122043313127. The reversal of 122043313121 is 121313340221.

It can be written as a sum of positive squares in 4 ways, for example, as 101547382225 + 20495930896 = 318665^2 + 143164^2 .

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 122043313121 - 2¹⁸ = 122043050977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122043313127) 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 7 ways as a sum of consecutive naturals, for example, 1624235 + ... + 1697711.

It is an arithmetic number, because the mean of its divisors is an integer number (15345402693).

Almost surely, 2^122043313121 is an apocalyptic number.

It is an amenable number.

122043313121 is a deficient number, since it is larger than the sum of its proper divisors (719908423).

122043313121 is an equidigital number, since it uses as much as digits as its factorization.

122043313121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83251.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 122043313121 its reverse (121313340221), we get a palindrome (243356653342).

The spelling of 122043313121 in words is "one hundred twenty-two billion, forty-three million, three hundred thirteen thousand, one hundred twenty-one".