213103032312205 has 16 divisors (see below), whose sum is σ = 292257408614400. Its totient is φ = 146126882863872.

The previous prime is 213103032312193. The next prime is 213103032312221. The reversal of 213103032312205 is 502213230301312.

It is a cyclic number.

It is not a de Polignac number, because 213103032312205 - 2⁷ = 213103032312077 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13253005 + ... + 24532594.

It is an arithmetic number, because the mean of its divisors is an integer number (18266088038400).

Almost surely, 2^{213103032312205} is an apocalyptic number.

It is an amenable number.

213103032312205 is a deficient number, since it is larger than the sum of its proper divisors (79154376302195).

213103032312205 is a wasteful number, since it uses less digits than its factorization.

213103032312205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37946748.

The product of its (nonzero) digits is 6480, while the sum is 28.

Adding to 213103032312205 its reverse (502213230301312), we get a palindrome (715316262613517).

The spelling of 213103032312205 in words is "two hundred thirteen trillion, one hundred three billion, thirty-two million, three hundred twelve thousand, two hundred five".