102102020012000 has 192 divisors, whose sum is σ = 253719162889920. Its totient is φ = 40376224768000.

The previous prime is 102102020011931. The next prime is 102102020012021. The reversal of 102102020012000 is 210020201201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3261300347 + ... + 3261331653.

It is an arithmetic number, because the mean of its divisors is an integer number (1321453973385).

Almost surely, 2^{102102020012000} is an apocalyptic number.

102102020012000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 102102020012000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126859581444960).

102102020012000 is an abundant number, since it is smaller than the sum of its proper divisors (151617142877920).

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

102102020012000 is an equidigital number, since it uses as much as digits as its factorization.

102102020012000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40582 (or 40564 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 102102020012000 its reverse (210020201201), we get a palindrome (102312040213201).

The spelling of 102102020012000 in words is "one hundred two trillion, one hundred two billion, twenty million, twelve thousand".