213123320032310 has 32 divisors (see below), whose sum is σ = 384451788644352. Its totient is φ = 85064963551200.

The previous prime is 213123320032307. The next prime is 213123320032331. The reversal of 213123320032310 is 13230023321312.

It is a super-2 number, since 2×213123320032310² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 213123320032310.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42174239 + ... + 46956501.

It is an arithmetic number, because the mean of its divisors is an integer number (12014118395136).

Almost surely, 2^{213123320032310} is an apocalyptic number.

213123320032310 is a deficient number, since it is larger than the sum of its proper divisors (171328468612042).

213123320032310 is a wasteful number, since it uses less digits than its factorization.

213123320032310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4791908.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 213123320032310 its reverse (13230023321312), we get a palindrome (226353343353622).

The spelling of 213123320032310 in words is "two hundred thirteen trillion, one hundred twenty-three billion, three hundred twenty million, thirty-two thousand, three hundred ten".