210013203231122 has 8 divisors (see below), whose sum is σ = 315019881181116. Its totient is φ = 105006576170752.

The previous prime is 210013203231119. The next prime is 210013203231173. The reversal of 210013203231122 is 221132302310012.

It can be written as a sum of positive squares in 2 ways, for example, as 200799981092881 + 9213222138241 = 14170391^2 + 3035329^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 233378 + ... + 20495874.

Almost surely, 2^{210013203231122} is an apocalyptic number.

210013203231122 is a deficient number, since it is larger than the sum of its proper divisors (105006677949994).

210013203231122 is a wasteful number, since it uses less digits than its factorization.

210013203231122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25444812.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 210013203231122 its reverse (221132302310012), we get a palindrome (431145505541134).

The spelling of 210013203231122 in words is "two hundred ten trillion, thirteen billion, two hundred three million, two hundred thirty-one thousand, one hundred twenty-two".