211144003424 has 12 divisors (see below), whose sum is σ = 415689756804. Its totient is φ = 105572001696.

The previous prime is 211144003409. The next prime is 211144003439. The reversal of 211144003424 is 424300441112.

It is an interprime number because it is at equal distance from previous prime (211144003409) and next prime (211144003439).

It is a junction number, because it is equal to n+sod(n) for n = 211144003393 and 211144003402.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3299125022 + ... + 3299125085.

It is an arithmetic number, because the mean of its divisors is an integer number (34640813067).

Almost surely, 2^211144003424 is an apocalyptic number.

It is an amenable number.

211144003424 is a deficient number, since it is larger than the sum of its proper divisors (204545753380).

211144003424 is an equidigital number, since it uses as much as digits as its factorization.

211144003424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6598250117 (or 6598250109 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 211144003424 its reverse (424300441112), we get a palindrome (635444444536).

The spelling of 211144003424 in words is "two hundred eleven billion, one hundred forty-four million, three thousand, four hundred twenty-four".