211120122212124 has 24 divisors (see below), whose sum is σ = 497490981057168. Its totient is φ = 69676607990400.

The previous prime is 211120122212099. The next prime is 211120122212141. The reversal of 211120122212124 is 421212221021112.

It is a junction number, because it is equal to n+sod(n) for n = 211120122212094 and 211120122212103.

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 7 ways as a sum of consecutive naturals, for example, 87095758777 + ... + 87095761200.

It is an arithmetic number, because the mean of its divisors is an integer number (20728790877382).

Almost surely, 2^{211120122212124} is an apocalyptic number.

It is an amenable number.

211120122212124 is an abundant number, since it is smaller than the sum of its proper divisors (286370858845044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211120122212124 is a wasteful number, since it uses less digits than its factorization.

211120122212124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174191520085 (or 174191520083 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 24.

Adding to 211120122212124 its reverse (421212221021112), we get a palindrome (632332343233236).

The spelling of 211120122212124 in words is "two hundred eleven trillion, one hundred twenty billion, one hundred twenty-two million, two hundred twelve thousand, one hundred twenty-four".