211404010100411 has 4 divisors (see below), whose sum is σ = 212327171716800. Its totient is φ = 210480848484024.

The previous prime is 211404010100389. The next prime is 211404010100441. The reversal of 211404010100411 is 114001010404112.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211404010100411 is a prime.

It is a super-2 number, since 2×211404010100411² (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 (211404010100441) 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, 461580807851 + ... + 461580808308.

It is an arithmetic number, because the mean of its divisors is an integer number (53081792929200).

Almost surely, 2^{211404010100411} is an apocalyptic number.

211404010100411 is a deficient number, since it is larger than the sum of its proper divisors (923161616389).

211404010100411 is an equidigital number, since it uses as much as digits as its factorization.

211404010100411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923161616388.

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 211404010100411 its reverse (114001010404112), we get a palindrome (325405020504523).

The spelling of 211404010100411 in words is "two hundred eleven trillion, four hundred four billion, ten million, one hundred thousand, four hundred eleven".