211344042201 has 4 divisors (see below), whose sum is σ = 281792056272. Its totient is φ = 140896028132.

The previous prime is 211344042191. The next prime is 211344042233. The reversal of 211344042201 is 102240443112.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 211344042201 - 2²¹ = 211341945049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211344042101) 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 3 ways as a sum of consecutive naturals, for example, 35224007031 + ... + 35224007036.

It is an arithmetic number, because the mean of its divisors is an integer number (70448014068).

Almost surely, 2^211344042201 is an apocalyptic number.

It is an amenable number.

211344042201 is a deficient number, since it is larger than the sum of its proper divisors (70448014071).

211344042201 is an equidigital number, since it uses as much as digits as its factorization.

211344042201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70448014070.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 211344042201 its reverse (102240443112), we get a palindrome (313584485313).

The spelling of 211344042201 in words is "two hundred eleven billion, three hundred forty-four million, forty-two thousand, two hundred one".