121332204242 has 16 divisors (see below), whose sum is σ = 185877413280. Its totient is φ = 59381893152.

The previous prime is 121332204229. The next prime is 121332204251. The reversal of 121332204242 is 242402233121.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2179028 + ... + 2234015.

It is an arithmetic number, because the mean of its divisors is an integer number (11617338330).

Almost surely, 2^121332204242 is an apocalyptic number.

121332204242 is a deficient number, since it is larger than the sum of its proper divisors (64545209038).

121332204242 is a wasteful number, since it uses less digits than its factorization.

121332204242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4413337.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 121332204242 its reverse (242402233121), we get a palindrome (363734437363).

The spelling of 121332204242 in words is "one hundred twenty-one billion, three hundred thirty-two million, two hundred four thousand, two hundred forty-two".