211120100112222 has 96 divisors (see below), whose sum is σ = 564821396568000. Its totient is φ = 56771791598592.

The previous prime is 211120100112221. The next prime is 211120100112241. The reversal of 211120100112222 is 222211001021112.

211120100112222 is a `hidden beast` number, since 211 + 1 + 20 + 100 + 112 + 222 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 211120100112195 and 211120100112204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211120100112221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1005631147 + ... + 1005841062.

It is an arithmetic number, because the mean of its divisors is an integer number (5883556214250).

Almost surely, 2^{211120100112222} is an apocalyptic number.

211120100112222 is an abundant number, since it is smaller than the sum of its proper divisors (353701296455778).

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

211120100112222 is a wasteful number, since it uses less digits than its factorization.

211120100112222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2011472255 (or 2011472238 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 211120100112222 its reverse (222211001021112), we get a palindrome (433331101133334).

The spelling of 211120100112222 in words is "two hundred eleven trillion, one hundred twenty billion, one hundred million, one hundred twelve thousand, two hundred twenty-two".