211110120100209 has 16 divisors (see below), whose sum is σ = 307069514691264. Its totient is φ = 127945423545600.

The previous prime is 211110120100163. The next prime is 211110120100211. The reversal of 211110120100209 is 902001021011112.

It is not a de Polignac number, because 211110120100209 - 2¹⁶ = 211110120034673 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211110120100219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64933029 + ... + 68106669.

It is an arithmetic number, because the mean of its divisors is an integer number (19191844668204).

Almost surely, 2^{211110120100209} is an apocalyptic number.

It is an amenable number.

211110120100209 is a deficient number, since it is larger than the sum of its proper divisors (95959394591055).

211110120100209 is a wasteful number, since it uses less digits than its factorization.

211110120100209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5189408.

The product of its (nonzero) digits is 72, while the sum is 21.

The spelling of 211110120100209 in words is "two hundred eleven trillion, one hundred ten billion, one hundred twenty million, one hundred thousand, two hundred nine".