999900112102 has 32 divisors (see below), whose sum is σ = 1508245401600. Its totient is φ = 497162568768.

The previous prime is 999900112087. The next prime is 999900112153. The reversal of 999900112102 is 201211009999.

It is a super-3 number, since 3×999900112102³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 404325538 + ... + 404328010.

It is an arithmetic number, because the mean of its divisors is an integer number (47132668800).

Almost surely, 2^999900112102 is an apocalyptic number.

999900112102 is a deficient number, since it is larger than the sum of its proper divisors (508345289498).

999900112102 is a wasteful number, since it uses less digits than its factorization.

999900112102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4260.

The product of its (nonzero) digits is 26244, while the sum is 43.

The spelling of 999900112102 in words is "nine hundred ninety-nine billion, nine hundred million, one hundred twelve thousand, one hundred two".