20210002202122 has 8 divisors (see below), whose sum is σ = 30399446210400. Its totient is φ = 10076853465324.

The previous prime is 20210002202041. The next prime is 20210002202123. The reversal of 20210002202122 is 22120220001202.

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 = 20210002202096 and 20210002202105.

It is not an unprimeable number, because it can be changed into a prime (20210002202123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14073816972 + ... + 14073818407.

It is an arithmetic number, because the mean of its divisors is an integer number (3799930776300).

Almost surely, 2^{20210002202122} is an apocalyptic number.

20210002202122 is a deficient number, since it is larger than the sum of its proper divisors (10189444008278).

20210002202122 is a wasteful number, since it uses less digits than its factorization.

20210002202122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28147635740.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 20210002202122 its reverse (22120220001202), we get a palindrome (42330222203324).

The spelling of 20210002202122 in words is "twenty trillion, two hundred ten billion, two million, two hundred two thousand, one hundred twenty-two".