210202220021122 has 16 divisors (see below), whose sum is σ = 360348408423360. Its totient is φ = 90086229340848.

The previous prime is 210202220021033. The next prime is 210202220021201. The reversal of 210202220021122 is 221120022202012.

210202220021122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×210202220021122³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 210202220021122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33363288 + ... + 39160099.

It is an arithmetic number, because the mean of its divisors is an integer number (22521775526460).

Almost surely, 2^{210202220021122} is an apocalyptic number.

210202220021122 is a deficient number, since it is larger than the sum of its proper divisors (150146188402238).

210202220021122 is a wasteful number, since it uses less digits than its factorization.

210202220021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72730425.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 210202220021122 its reverse (221120022202012), we get a palindrome (431322242223134).

The spelling of 210202220021122 in words is "two hundred ten trillion, two hundred two billion, two hundred twenty million, twenty-one thousand, one hundred twenty-two".