111210002102000 has 80 divisors (see below), whose sum is σ = 269305351172832. Its totient is φ = 44417902233600.

The previous prime is 111210002101999. The next prime is 111210002102029. The reversal of 111210002102000 is 201200012111.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 39965294 + ... + 42657293.

Almost surely, 2^{111210002102000} is an apocalyptic number.

111210002102000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

111210002102000 is an abundant number, since it is smaller than the sum of its proper divisors (158095349070832).

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

111210002102000 is an equidigital number, since it uses as much as digits as its factorization.

111210002102000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82623283 (or 82623267 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 111210002102000 its reverse (201200012111), we get a palindrome (111411202114111).

The spelling of 111210002102000 in words is "one hundred eleven trillion, two hundred ten billion, two million, one hundred two thousand".