2112111102 has 8 divisors (see below), whose sum is σ = 4224222216. Its totient is φ = 704037032.

The previous prime is 2112111097. The next prime is 2112111103. The reversal of 2112111102 is 2011112112.

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

2112111102 is an admirable number.

It is a super-2 number, since 2×2112111102² = 8922026614383308808, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112111103) 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, 176009253 + ... + 176009264.

It is an arithmetic number, because the mean of its divisors is an integer number (528027777).

Almost surely, 2^2112111102 is an apocalyptic number.

2112111102 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2112111102 is a wasteful number, since it uses less digits than its factorization.

2112111102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352018522.

The product of its (nonzero) digits is 8, while the sum is 12.

The square root of 2112111102 is about 45957.7099298910. The cubic root of 2112111102 is about 1283.0362292982.

Adding to 2112111102 its reverse (2011112112), we get a palindrome (4123223214).

It can be divided in two parts, 21121 and 11102, that added together give a palindrome (32223).

The spelling of 2112111102 in words is "two billion, one hundred twelve million, one hundred eleven thousand, one hundred two".