122312231121 has 8 divisors (see below), whose sum is σ = 163689232320. Its totient is φ = 81238358672.

The previous prime is 122312231099. The next prime is 122312231141. The reversal of 122312231121 is 121132213221.

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 122312231121 - 2¹¹ = 122312229073 is a prime.

It is not an unprimeable number, because it can be changed into a prime (122312231141) 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, 75781245 + ... + 75782858.

It is an arithmetic number, because the mean of its divisors is an integer number (20461154040).

Almost surely, 2^122312231121 is an apocalyptic number.

It is an amenable number.

122312231121 is a deficient number, since it is larger than the sum of its proper divisors (41377001199).

122312231121 is a wasteful number, since it uses less digits than its factorization.

122312231121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151564375.

The product of its digits is 288, while the sum is 21.

Adding to 122312231121 its reverse (121132213221), we get a palindrome (243444444342).

The spelling of 122312231121 in words is "one hundred twenty-two billion, three hundred twelve million, two hundred thirty-one thousand, one hundred twenty-one".