210201021122 has 8 divisors (see below), whose sum is σ = 331896349200. Its totient is φ = 99568904724.

The previous prime is 210201021061. The next prime is 210201021127. The reversal of 210201021122 is 221120102012.

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

It is a junction number, because it is equal to n+sod(n) for n = 210201021097 and 210201021106.

It is not an unprimeable number, because it can be changed into a prime (210201021127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2765802872 + ... + 2765802947.

It is an arithmetic number, because the mean of its divisors is an integer number (41487043650).

Almost surely, 2^210201021122 is an apocalyptic number.

210201021122 is a deficient number, since it is larger than the sum of its proper divisors (121695328078).

210201021122 is a wasteful number, since it uses less digits than its factorization.

210201021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5531605840.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 210201021122 its reverse (221120102012), we get a palindrome (431321123134).

The spelling of 210201021122 in words is "two hundred ten billion, two hundred one million, twenty-one thousand, one hundred twenty-two".