121355244002 has 8 divisors (see below), whose sum is σ = 182113169616. Its totient is φ = 60650854132.

The previous prime is 121355243993. The next prime is 121355244047. The reversal of 121355244002 is 200442553121.

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, 13378268 + ... + 13387335.

It is an arithmetic number, because the mean of its divisors is an integer number (22764146202).

Almost surely, 2^121355244002 is an apocalyptic number.

121355244002 is a deficient number, since it is larger than the sum of its proper divisors (60757925614).

121355244002 is a wasteful number, since it uses less digits than its factorization.

121355244002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26767872.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 121355244002 its reverse (200442553121), we get a palindrome (321797797123).

The spelling of 121355244002 in words is "one hundred twenty-one billion, three hundred fifty-five million, two hundred forty-four thousand, two".