121113120002 has 64 divisors (see below), whose sum is σ = 213921437184. Its totient is φ = 50362214400.

The previous prime is 121113120001. The next prime is 121113120019. The reversal of 121113120002 is 200021311121.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (121113120001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14122988 + ... + 14131560.

It is an arithmetic number, because the mean of its divisors is an integer number (3342522456).

Almost surely, 2^121113120002 is an apocalyptic number.

121113120002 is a deficient number, since it is larger than the sum of its proper divisors (92808317182).

121113120002 is a wasteful number, since it uses less digits than its factorization.

121113120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8883.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 121113120002 its reverse (200021311121), we get a palindrome (321134431123).

The spelling of 121113120002 in words is "one hundred twenty-one billion, one hundred thirteen million, one hundred twenty thousand, two".