211112120021303 has 4 divisors (see below), whose sum is σ = 211189763319360. Its totient is φ = 211034476723248.

The previous prime is 211112120021279. The next prime is 211112120021329. The reversal of 211112120021303 is 303120021211112.

211112120021303 is digitally balanced in base 2, 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 cyclic number.

It is not a de Polignac number, because 211112120021303 - 2¹² = 211112120017207 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 (211112120021353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38821644950 + ... + 38821650387.

It is an arithmetic number, because the mean of its divisors is an integer number (52797440829840).

Almost surely, 2^{211112120021303} is an apocalyptic number.

211112120021303 is a deficient number, since it is larger than the sum of its proper divisors (77643298057).

211112120021303 is an equidigital number, since it uses as much as digits as its factorization.

211112120021303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77643298056.

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

Adding to 211112120021303 its reverse (303120021211112), we get a palindrome (514232141232415).

The spelling of 211112120021303 in words is "two hundred eleven trillion, one hundred twelve billion, one hundred twenty million, twenty-one thousand, three hundred three".