102109798446312 has 128 divisors (see below), whose sum is σ = 270427888224000. Its totient is φ = 32018185617408.

The previous prime is 102109798446289. The next prime is 102109798446323. The reversal of 102109798446312 is 213644897901201.

102109798446312 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

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, 10582418064 + ... + 10582427712.

It is an arithmetic number, because the mean of its divisors is an integer number (2112717876750).

Almost surely, 2^{102109798446312} is an apocalyptic number.

102109798446312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102109798446312 is an abundant number, since it is smaller than the sum of its proper divisors (168318089777688).

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

102109798446312 is a wasteful number, since it uses less digits than its factorization.

102109798446312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20155 (or 20151 counting only the distinct ones).

The product of its (nonzero) digits is 5225472, while the sum is 57.

The spelling of 102109798446312 in words is "one hundred two trillion, one hundred nine billion, seven hundred ninety-eight million, four hundred forty-six thousand, three hundred twelve".