1002100220199 has 24 divisors (see below), whose sum is σ = 1558858613312. Its totient is φ = 616662797760.

The previous prime is 1002100220171. The next prime is 1002100220237. The reversal of 1002100220199 is 9910220012001.

It is not a de Polignac number, because 1002100220199 - 2⁷ = 1002100220071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002104220199) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7395234 + ... + 7529520.

Almost surely, 2^{1002100220199} is an apocalyptic number.

1002100220199 is a deficient number, since it is larger than the sum of its proper divisors (556758393113).

1002100220199 is a wasteful number, since it uses less digits than its factorization.

1002100220199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 198087 (or 198084 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

The spelling of 1002100220199 in words is "one trillion, two billion, one hundred million, two hundred twenty thousand, one hundred ninety-nine".