200021211122 has 8 divisors (see below), whose sum is σ = 300034521900. Its totient is φ = 100009703824.

The previous prime is 200021211113. The next prime is 200021211127. The reversal of 200021211122 is 221112120002.

200021211122 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 178640630281 + 21380580841 = 422659^2 + 146221^2 .

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 = 200021211097 and 200021211106.

It is not an unprimeable number, because it can be changed into a prime (200021211127) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127097 + ... + 645132.

Almost surely, 2^200021211122 is an apocalyptic number.

200021211122 is a deficient number, since it is larger than the sum of its proper divisors (100013310778).

200021211122 is a wasteful number, since it uses less digits than its factorization.

200021211122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 901740.

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

Adding to 200021211122 its reverse (221112120002), we get a palindrome (421133331124).

The spelling of 200021211122 in words is "two hundred billion, twenty-one million, two hundred eleven thousand, one hundred twenty-two".