2102103221999 has 8 divisors (see below), whose sum is σ = 2294140693248. Its totient is φ = 1910221947160.

The previous prime is 2102103221993. The next prime is 2102103222071. The reversal of 2102103221999 is 9991223012012.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2102103221999 - 2⁴⁰ = 1002591594223 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102103221993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39020957 + ... + 39074790.

It is an arithmetic number, because the mean of its divisors is an integer number (286767586656).

Almost surely, 2^{2102103221999} is an apocalyptic number.

2102103221999 is a deficient number, since it is larger than the sum of its proper divisors (192037471249).

2102103221999 is a wasteful number, since it uses less digits than its factorization.

2102103221999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78098205.

The product of its (nonzero) digits is 34992, while the sum is 41.

The spelling of 2102103221999 in words is "two trillion, one hundred two billion, one hundred three million, two hundred twenty-one thousand, nine hundred ninety-nine".