121112021012303 has 8 divisors (see below), whose sum is σ = 121137962654016. Its totient is φ = 121086081220000.

The previous prime is 121112021012293. The next prime is 121112021012309. The reversal of 121112021012303 is 303210120211121.

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

It is a cyclic number.

It is not a de Polignac number, because 121112021012303 - 2¹² = 121112021008207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121112021012309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 134736653 + ... + 135632553.

It is an arithmetic number, because the mean of its divisors is an integer number (15142245331752).

Almost surely, 2^{121112021012303} is an apocalyptic number.

121112021012303 is a deficient number, since it is larger than the sum of its proper divisors (25941641713).

121112021012303 is an equidigital number, since it uses as much as digits as its factorization.

121112021012303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 924705.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 121112021012303 its reverse (303210120211121), we get a palindrome (424322141223424).

The spelling of 121112021012303 in words is "one hundred twenty-one trillion, one hundred twelve billion, twenty-one million, twelve thousand, three hundred three".