211133232403201 has 4 divisors (see below), whose sum is σ = 211133262286804. Its totient is φ = 211133202519600.

The previous prime is 211133232403193. The next prime is 211133232403213. The reversal of 211133232403201 is 102304232331112.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 183658872326400 + 27474360076801 = 13552080^2 + 5241599^2 .

It is a cyclic number.

It is not a de Polignac number, because 211133232403201 - 2³ = 211133232403193 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 211133232403201.

It is not an unprimeable number, because it can be changed into a prime (211133232403601) 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, 2247931 + ... + 20671711.

It is an arithmetic number, because the mean of its divisors is an integer number (52783315571701).

Almost surely, 2^{211133232403201} is an apocalyptic number.

It is an amenable number.

211133232403201 is a deficient number, since it is larger than the sum of its proper divisors (29883603).

211133232403201 is a wasteful number, since it uses less digits than its factorization.

211133232403201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29883602.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 211133232403201 its reverse (102304232331112), we get a palindrome (313437464734313).

The spelling of 211133232403201 in words is "two hundred eleven trillion, one hundred thirty-three billion, two hundred thirty-two million, four hundred three thousand, two hundred one".