999001100102 has 16 divisors (see below), whose sum is σ = 1502434619280. Its totient is φ = 498190286592.

The previous prime is 999001100077. The next prime is 999001100107. The reversal of 999001100102 is 201001100999.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (999001100107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2599253 + ... + 2958735.

It is an arithmetic number, because the mean of its divisors is an integer number (93902163705).

Almost surely, 2^999001100102 is an apocalyptic number.

999001100102 is a deficient number, since it is larger than the sum of its proper divisors (503433519178).

999001100102 is a wasteful number, since it uses less digits than its factorization.

999001100102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363127.

The product of its (nonzero) digits is 1458, while the sum is 32.

The spelling of 999001100102 in words is "nine hundred ninety-nine billion, one million, one hundred thousand, one hundred two".