210111022221118 has 8 divisors (see below), whose sum is σ = 315166653874800. Its totient is φ = 105055470929520.

The previous prime is 210111022221109. The next prime is 210111022221119. The reversal of 210111022221118 is 811122220111012.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 210111022221092 and 210111022221101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210111022221119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13062418 + ... + 24307381.

It is an arithmetic number, because the mean of its divisors is an integer number (39395831734350).

Almost surely, 2^{210111022221118} is an apocalyptic number.

210111022221118 is a deficient number, since it is larger than the sum of its proper divisors (105055631653682).

210111022221118 is a wasteful number, since it uses less digits than its factorization.

210111022221118 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40181042.

The product of its (nonzero) digits is 256, while the sum is 25.

The spelling of 210111022221118 in words is "two hundred ten trillion, one hundred eleven billion, twenty-two million, two hundred twenty-one thousand, one hundred eighteen".