211121103441 has 8 divisors (see below), whose sum is σ = 281679639840. Its totient is φ = 140654984672.

The previous prime is 211121103397. The next prime is 211121103461. The reversal of 211121103441 is 144301121112.

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 211121103441 - 2¹⁵ = 211121070673 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211121103461) 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 7 ways as a sum of consecutive naturals, for example, 23099076 + ... + 23108213.

It is an arithmetic number, because the mean of its divisors is an integer number (35209954980).

Almost surely, 2^211121103441 is an apocalyptic number.

It is an amenable number.

211121103441 is a deficient number, since it is larger than the sum of its proper divisors (70558536399).

211121103441 is a wasteful number, since it uses less digits than its factorization.

211121103441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46208815.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 211121103441 its reverse (144301121112), we get a palindrome (355422224553).

The spelling of 211121103441 in words is "two hundred eleven billion, one hundred twenty-one million, one hundred three thousand, four hundred forty-one".