213210211009 has 16 divisors (see below), whose sum is σ = 221413046400. Its totient is φ = 205158778240.

The previous prime is 213210210973. The next prime is 213210211013. The reversal of 213210211009 is 900112012312.

It is not a de Polignac number, because 213210211009 - 2⁷ = 213210210881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213210211099) 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, 1986099 + ... + 2090695.

It is an arithmetic number, because the mean of its divisors is an integer number (13838315400).

Almost surely, 2^213210211009 is an apocalyptic number.

It is an amenable number.

213210211009 is a deficient number, since it is larger than the sum of its proper divisors (8202835391).

213210211009 is a wasteful number, since it uses less digits than its factorization.

213210211009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105320.

The product of its (nonzero) digits is 216, while the sum is 22.

The spelling of 213210211009 in words is "two hundred thirteen billion, two hundred ten million, two hundred eleven thousand, nine".