211202100099 has 24 divisors (see below), whose sum is σ = 323678365920. Its totient is φ = 132246805248.

The previous prime is 211202100061. The next prime is 211202100127. The reversal of 211202100099 is 990001202112.

It is not a de Polignac number, because 211202100099 - 2²¹ = 211200002947 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211202100059) 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, 1342744 + ... + 1491765.

It is an arithmetic number, because the mean of its divisors is an integer number (13486598580).

Almost surely, 2^211202100099 is an apocalyptic number.

211202100099 is a deficient number, since it is larger than the sum of its proper divisors (112476265821).

211202100099 is a wasteful number, since it uses less digits than its factorization.

211202100099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2835019 (or 2835016 counting only the distinct ones).

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

The spelling of 211202100099 in words is "two hundred eleven billion, two hundred two million, one hundred thousand, ninety-nine".