212000121121303 has 4 divisors (see below), whose sum is σ = 212076079605328. Its totient is φ = 211924162637280.

The previous prime is 212000121121189. The next prime is 212000121121361. The reversal of 212000121121303 is 303121121000212.

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

It is a cyclic number.

It is not a de Polignac number, because 212000121121303 - 2⁹ = 212000121120791 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 (212000121191303) 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 3 ways as a sum of consecutive naturals, for example, 37979237826 + ... + 37979243407.

It is an arithmetic number, because the mean of its divisors is an integer number (53019019901332).

Almost surely, 2^{212000121121303} is an apocalyptic number.

212000121121303 is a deficient number, since it is larger than the sum of its proper divisors (75958484025).

212000121121303 is an equidigital number, since it uses as much as digits as its factorization.

212000121121303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75958484024.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 212000121121303 its reverse (303121121000212), we get a palindrome (515121242121515).

The spelling of 212000121121303 in words is "two hundred twelve trillion, one hundred twenty-one million, one hundred twenty-one thousand, three hundred three".