102003103312 has 20 divisors (see below), whose sum is σ = 215597468736. Its totient is φ = 46365046880.

The previous prime is 102003103309. The next prime is 102003103327. The reversal of 102003103312 is 213301300201.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 289781368 + ... + 289781719.

Almost surely, 2^102003103312 is an apocalyptic number.

It is an amenable number.

102003103312 is an abundant number, since it is smaller than the sum of its proper divisors (113594365424).

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

102003103312 is a wasteful number, since it uses less digits than its factorization.

102003103312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 579563106 (or 579563100 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 102003103312 its reverse (213301300201), we get a palindrome (315304403513).

The spelling of 102003103312 in words is "one hundred two billion, three million, one hundred three thousand, three hundred twelve".