211041134441 has 8 divisors (see below), whose sum is σ = 219598003584. Its totient is φ = 202653708400.

The previous prime is 211041134411. The next prime is 211041134573. The reversal of 211041134441 is 144431140112.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 211041134441 - 2²² = 211036940137 is a prime.

It is a super-2 number, since 2×211041134441² (a number of 23 digits) contains 22 as substring.

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 211041134441.

It is not an unprimeable number, because it can be changed into a prime (211041134411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42358235 + ... + 42363216.

It is an arithmetic number, because the mean of its divisors is an integer number (27449750448).

Almost surely, 2^211041134441 is an apocalyptic number.

It is an amenable number.

211041134441 is a deficient number, since it is larger than the sum of its proper divisors (8556869143).

211041134441 is an equidigital number, since it uses as much as digits as its factorization.

211041134441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84721551.

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 211041134441 its reverse (144431140112), we get a palindrome (355472274553).

The spelling of 211041134441 in words is "two hundred eleven billion, forty-one million, one hundred thirty-four thousand, four hundred forty-one".