211411024421 has 8 divisors (see below), whose sum is σ = 224000418240. Its totient is φ = 198838680768.

The previous prime is 211411024397. The next prime is 211411024453. The reversal of 211411024421 is 124420114112.

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 211411024421 - 2¹⁴ = 211411008037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211411024471) 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, 4237001 + ... + 4286606.

It is an arithmetic number, because the mean of its divisors is an integer number (28000052280).

Almost surely, 2^211411024421 is an apocalyptic number.

It is an amenable number.

211411024421 is a deficient number, since it is larger than the sum of its proper divisors (12589393819).

211411024421 is a wasteful number, since it uses less digits than its factorization.

211411024421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8525083.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 211411024421 its reverse (124420114112), we get a palindrome (335831138533).

The spelling of 211411024421 in words is "two hundred eleven billion, four hundred eleven million, twenty-four thousand, four hundred twenty-one".