121122102002 has 8 divisors (see below), whose sum is σ = 198199803312. Its totient is φ = 55055500900.

The previous prime is 121122102001. The next prime is 121122102007. The reversal of 121122102002 is 200201221121.

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

It is not an unprimeable number, because it can be changed into a prime (121122102001) 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 3 ways as a sum of consecutive naturals, for example, 2752775024 + ... + 2752775067.

It is an arithmetic number, because the mean of its divisors is an integer number (24774975414).

Almost surely, 2^121122102002 is an apocalyptic number.

121122102002 is a deficient number, since it is larger than the sum of its proper divisors (77077701310).

121122102002 is a wasteful number, since it uses less digits than its factorization.

121122102002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5505550104.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 121122102002 its reverse (200201221121), we get a palindrome (321323323123).

The spelling of 121122102002 in words is "one hundred twenty-one billion, one hundred twenty-two million, one hundred two thousand, two".