211320101243224 has 16 divisors (see below), whose sum is σ = 396291748830120. Its totient is φ = 105642301555200.

The previous prime is 211320101243221. The next prime is 211320101243249. The reversal of 211320101243224 is 422342101023112.

It is a junction number, because it is equal to n+sod(n) for n = 211320101243192 and 211320101243201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211320101243221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2218582702 + ... + 2218677949.

Almost surely, 2^{211320101243224} is an apocalyptic number.

It is an amenable number.

211320101243224 is a deficient number, since it is larger than the sum of its proper divisors (184971647586896).

211320101243224 is a wasteful number, since it uses less digits than its factorization.

211320101243224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4437266610 (or 4437266606 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 211320101243224 its reverse (422342101023112), we get a palindrome (633662202266336).

The spelling of 211320101243224 in words is "two hundred eleven trillion, three hundred twenty billion, one hundred one million, two hundred forty-three thousand, two hundred twenty-four".