20345032322210 has 32 divisors (see below), whose sum is σ = 36679556073600. Its totient is φ = 8125015373440.

The previous prime is 20345032322203. The next prime is 20345032322297. The reversal of 20345032322210 is 1222323054302.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87141611 + ... + 87374769.

It is an arithmetic number, because the mean of its divisors is an integer number (1146236127300).

Almost surely, 2^{20345032322210} is an apocalyptic number.

20345032322210 is a deficient number, since it is larger than the sum of its proper divisors (16334523751390).

20345032322210 is a wasteful number, since it uses less digits than its factorization.

20345032322210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 247066.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 20345032322210 its reverse (1222323054302), we get a palindrome (21567355376512).

The spelling of 20345032322210 in words is "twenty trillion, three hundred forty-five billion, thirty-two million, three hundred twenty-two thousand, two hundred ten".