210443121022 has 32 divisors (see below), whose sum is σ = 348005329920. Its totient is φ = 94997564640.

The previous prime is 210443121019. The next prime is 210443121047. The reversal of 210443121022 is 220121344012.

It is a junction number, because it is equal to n+sod(n) for n = 210443120984 and 210443121002.

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, 207393 + ... + 681100.

It is an arithmetic number, because the mean of its divisors is an integer number (10875166560).

Almost surely, 2^210443121022 is an apocalyptic number.

210443121022 is a deficient number, since it is larger than the sum of its proper divisors (137562208898).

210443121022 is a wasteful number, since it uses less digits than its factorization.

210443121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 888808.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 210443121022 its reverse (220121344012), we get a palindrome (430564465034).

The spelling of 210443121022 in words is "two hundred ten billion, four hundred forty-three million, one hundred twenty-one thousand, twenty-two".