211223240030043 has 24 divisors (see below), whose sum is σ = 318381865515168. Its totient is φ = 134686141172352.

The previous prime is 211223240030039. The next prime is 211223240030071. The reversal of 211223240030043 is 340030042322112.

211223240030043 is a `hidden beast` number, since 2 + 1 + 1 + 223 + 2 + 400 + 30 + 0 + 4 + 3 = 666.

211223240030043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 211223240030043 - 2² = 211223240030039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211223240029989 and 211223240030016.

It is not an unprimeable number, because it can be changed into a prime (211223240034043) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22256680 + ... + 30295317.

It is an arithmetic number, because the mean of its divisors is an integer number (13265911063132).

Almost surely, 2^{211223240030043} is an apocalyptic number.

211223240030043 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

211223240030043 is a deficient number, since it is larger than the sum of its proper divisors (107158625485125).

211223240030043 is a wasteful number, since it uses less digits than its factorization.

211223240030043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52571443 (or 52571440 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 211223240030043 its reverse (340030042322112), we get a palindrome (551253282352155).

The spelling of 211223240030043 in words is "two hundred eleven trillion, two hundred twenty-three billion, two hundred forty million, thirty thousand, forty-three".