121303301003213 has 16 divisors (see below), whose sum is σ = 146181692757120. Its totient is φ = 98331214657536.

The previous prime is 121303301003191. The next prime is 121303301003243. The reversal of 121303301003213 is 312300103303121.

It is not a de Polignac number, because 121303301003213 - 2²⁸ = 121303032567757 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 (121303301003243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 790265456 + ... + 790418937.

It is an arithmetic number, because the mean of its divisors is an integer number (9136355797320).

Almost surely, 2^{121303301003213} is an apocalyptic number.

It is an amenable number.

121303301003213 is a deficient number, since it is larger than the sum of its proper divisors (24878391753907).

121303301003213 is a wasteful number, since it uses less digits than its factorization.

121303301003213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1580684996.

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 121303301003213 its reverse (312300103303121), we get a palindrome (433603404306334).

The spelling of 121303301003213 in words is "one hundred twenty-one trillion, three hundred three billion, three hundred one million, three thousand, two hundred thirteen".