121321322242 has 8 divisors (see below), whose sum is σ = 181984831632. Its totient is φ = 60659711700.

The previous prime is 121321322179. The next prime is 121321322261. The reversal of 121321322242 is 242223123121.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 302484 + ... + 578047.

It is an arithmetic number, because the mean of its divisors is an integer number (22748103954).

Almost surely, 2^121321322242 is an apocalyptic number.

121321322242 is a deficient number, since it is larger than the sum of its proper divisors (60663509390).

121321322242 is an equidigital number, since it uses as much as digits as its factorization.

121321322242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 949424.

The product of its digits is 2304, while the sum is 25.

Adding to 121321322242 its reverse (242223123121), we get a palindrome (363544445363).

The spelling of 121321322242 in words is "one hundred twenty-one billion, three hundred twenty-one million, three hundred twenty-two thousand, two hundred forty-two".