2102112212176 has 40 divisors (see below), whose sum is σ = 4182487660800. Its totient is φ = 1023135335040.

The previous prime is 2102112212149. The next prime is 2102112212177. The reversal of 2102112212176 is 6712122112012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102112212177) by changing a digit.

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, 11621971 + ... + 11801458.

It is an arithmetic number, because the mean of its divisors is an integer number (104562191520).

Almost surely, 2^{2102112212176} is an apocalyptic number.

It is an amenable number.

2102112212176 is a deficient number, since it is larger than the sum of its proper divisors (2080375448624).

2102112212176 is a wasteful number, since it uses less digits than its factorization.

2102112212176 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23423587 (or 23423581 counting only the distinct ones).

The product of its (nonzero) digits is 1344, while the sum is 28.

Adding to 2102112212176 its reverse (6712122112012), we get a palindrome (8814234324188).

The spelling of 2102112212176 in words is "two trillion, one hundred two billion, one hundred twelve million, two hundred twelve thousand, one hundred seventy-six".