211422144124 has 18 divisors (see below), whose sum is σ = 378028360640. Its totient is φ = 103461895992.

The previous prime is 211422144103. The next prime is 211422144133. The reversal of 211422144124 is 421441224112.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 211422144092 and 211422144101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11954844 + ... + 11972515.

Almost surely, 2^211422144124 is an apocalyptic number.

It is an amenable number.

211422144124 is a deficient number, since it is larger than the sum of its proper divisors (166606216516).

211422144124 is a wasteful number, since it uses less digits than its factorization.

211422144124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23927457 (or 23927408 counting only the distinct ones).

The product of its digits is 4096, while the sum is 28.

Adding to 211422144124 its reverse (421441224112), we get a palindrome (632863368236).

The spelling of 211422144124 in words is "two hundred eleven billion, four hundred twenty-two million, one hundred forty-four thousand, one hundred twenty-four".