102002104312 has 16 divisors (see below), whose sum is σ = 191929758840. Its totient is φ = 50820835296.

The previous prime is 102002104271. The next prime is 102002104319. The reversal of 102002104312 is 213401200201.

It is a super-2 number, since 2×102002104312² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102002104319) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22524703 + ... + 22529230.

Almost surely, 2^102002104312 is an apocalyptic number.

It is an amenable number.

102002104312 is a deficient number, since it is larger than the sum of its proper divisors (89927654528).

102002104312 is a wasteful number, since it uses less digits than its factorization.

102002104312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45054222 (or 45054218 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 102002104312 its reverse (213401200201), we get a palindrome (315403304513).

The spelling of 102002104312 in words is "one hundred two billion, two million, one hundred four thousand, three hundred twelve".