212101123300211 has 4 divisors (see below), whose sum is σ = 212117807110872. Its totient is φ = 212084439489552.

The previous prime is 212101123300141. The next prime is 212101123300229. The reversal of 212101123300211 is 112003321101212.

212101123300211 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 212101123300211 - 2¹⁴ = 212101123283827 is a prime.

It is a super-2 number, since 2×212101123300211² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212101123300711) 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, 8341886261 + ... + 8341911686.

It is an arithmetic number, because the mean of its divisors is an integer number (53029451777718).

Almost surely, 2^{212101123300211} is an apocalyptic number.

212101123300211 is a deficient number, since it is larger than the sum of its proper divisors (16683810661).

212101123300211 is a wasteful number, since it uses less digits than its factorization.

212101123300211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16683810660.

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

Adding to 212101123300211 its reverse (112003321101212), we get a palindrome (324104444401423).

The spelling of 212101123300211 in words is "two hundred twelve trillion, one hundred one billion, one hundred twenty-three million, three hundred thousand, two hundred eleven".