121302113302 has 4 divisors (see below), whose sum is σ = 181953169956. Its totient is φ = 60651056650.

The previous prime is 121302113291. The next prime is 121302113329. The reversal of 121302113302 is 203311203121.

121302113302 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 121302113302.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 30325528324 + ... + 30325528327.

It is an arithmetic number, because the mean of its divisors is an integer number (45488292489).

Almost surely, 2^121302113302 is an apocalyptic number.

121302113302 is a deficient number, since it is larger than the sum of its proper divisors (60651056654).

121302113302 is an equidigital number, since it uses as much as digits as its factorization.

121302113302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60651056653.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 121302113302 its reverse (203311203121), we get a palindrome (324613316423).

The spelling of 121302113302 in words is "one hundred twenty-one billion, three hundred two million, one hundred thirteen thousand, three hundred two".