2102112212184 has 24 divisors (see below), whose sum is σ = 5693220574860. Its totient is φ = 700704070704.

The previous prime is 2102112212183. The next prime is 2102112212237. The reversal of 2102112212184 is 4812122112012.

2102112212184 is a `hidden beast` number, since 2 + 10 + 211 + 221 + 218 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×2102112212184² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102112212183) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14598001402 + ... + 14598001545.

Almost surely, 2^{2102112212184} is an apocalyptic number.

2102112212184 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2102112212184 is an abundant number, since it is smaller than the sum of its proper divisors (3591108362676).

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

2102112212184 is a wasteful number, since it uses less digits than its factorization.

2102112212184 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29196002959 (or 29196002952 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 27.

Adding to 2102112212184 its reverse (4812122112012), we get a palindrome (6914234324196).

The spelling of 2102112212184 in words is "two trillion, one hundred two billion, one hundred twelve million, two hundred twelve thousand, one hundred eighty-four".