200202112021122 has 96 divisors (see below), whose sum is σ = 438704475580800. Its totient is φ = 65977054617600.

The previous prime is 200202112021117. The next prime is 200202112021127. The reversal of 200202112021122 is 221120211202002.

It is a happy number.

200202112021122 is a `hidden beast` number, since 200 + 2 + 0 + 211 + 20 + 211 + 22 = 666.

200202112021122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (200202112021117) and next prime (200202112021127).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 200202112021095 and 200202112021104.

It is not an unprimeable number, because it can be changed into a prime (200202112021127) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5319836418 + ... + 5319874050.

It is an arithmetic number, because the mean of its divisors is an integer number (4569838287300).

Almost surely, 2^{200202112021122} is an apocalyptic number.

200202112021122 is an abundant number, since it is smaller than the sum of its proper divisors (238502363559678).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

200202112021122 is a wasteful number, since it uses less digits than its factorization.

200202112021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41928 (or 41925 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 200202112021122 its reverse (221120211202002), we get a palindrome (421322323223124).

The spelling of 200202112021122 in words is "two hundred trillion, two hundred two billion, one hundred twelve million, twenty-one thousand, one hundred twenty-two".