102001221303112 has 16 divisors (see below), whose sum is σ = 191288879325360. Its totient is φ = 50990853483024.

The previous prime is 102001221303077. The next prime is 102001221303143. The reversal of 102001221303112 is 211303122100201.

It is a self number, because there is not a number n which added to its sum of digits gives 102001221303112.

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 3 ways as a sum of consecutive naturals, for example, 1219601638 + ... + 1219685269.

It is an arithmetic number, because the mean of its divisors is an integer number (11955554957835).

Almost surely, 2^{102001221303112} is an apocalyptic number.

It is an amenable number.

102001221303112 is a deficient number, since it is larger than the sum of its proper divisors (89287658022248).

102001221303112 is a wasteful number, since it uses less digits than its factorization.

102001221303112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2439292140 (or 2439292136 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 102001221303112 its reverse (211303122100201), we get a palindrome (313304343403313).

The spelling of 102001221303112 in words is "one hundred two trillion, one billion, two hundred twenty-one million, three hundred three thousand, one hundred twelve".