211244341401 has 12 divisors (see below), whose sum is σ = 308806990128. Its totient is φ = 139132818744.

The previous prime is 211244341391. The next prime is 211244341403. The reversal of 211244341401 is 104143442112.

211244341401 is a `hidden beast` number, since 2 + 1 + 1 + 244 + 3 + 414 + 0 + 1 = 666.

It is not a de Polignac number, because 211244341401 - 2⁹ = 211244340889 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211244341403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 141394395 + ... + 141395888.

It is an arithmetic number, because the mean of its divisors is an integer number (25733915844).

Almost surely, 2^211244341401 is an apocalyptic number.

It is an amenable number.

211244341401 is a deficient number, since it is larger than the sum of its proper divisors (97562648727).

211244341401 is a wasteful number, since it uses less digits than its factorization.

211244341401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282790372 (or 282790369 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 211244341401 its reverse (104143442112), we get a palindrome (315387783513).

The spelling of 211244341401 in words is "two hundred eleven billion, two hundred forty-four million, three hundred forty-one thousand, four hundred one".