211404203101 has 16 divisors (see below), whose sum is σ = 262088999424. Its totient is φ = 166043942784.

The previous prime is 211404203089. The next prime is 211404203173. The reversal of 211404203101 is 101302404112.

It is a cyclic number.

It is not a de Polignac number, because 211404203101 - 2¹¹ = 211404201053 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211404203401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8466085 + ... + 8491018.

It is an arithmetic number, because the mean of its divisors is an integer number (16380562464).

Almost surely, 2^211404203101 is an apocalyptic number.

It is an amenable number.

211404203101 is a deficient number, since it is larger than the sum of its proper divisors (50684796323).

211404203101 is a wasteful number, since it uses less digits than its factorization.

211404203101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16957260.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 211404203101 its reverse (101302404112), we get a palindrome (312706607213).

It can be divided in two parts, 211404 and 203101, that added together give a triangular number (414505 = T₉₁₀).

The spelling of 211404203101 in words is "two hundred eleven billion, four hundred four million, two hundred three thousand, one hundred one".