20020201202122 has 48 divisors (see below), whose sum is σ = 33846553560960. Its totient is φ = 8871853351680.

The previous prime is 20020201202051. The next prime is 20020201202171. The reversal of 20020201202122 is 22120210202002.

It is a junction number, because it is equal to n+sod(n) for n = 20020201202096 and 20020201202105.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4791922 + ... + 7937437.

It is an arithmetic number, because the mean of its divisors is an integer number (705136532520).

Almost surely, 2^{20020201202122} is an apocalyptic number.

20020201202122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20020201202122 is a deficient number, since it is larger than the sum of its proper divisors (13826352358838).

20020201202122 is a wasteful number, since it uses less digits than its factorization.

20020201202122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12729547 (or 12729536 counting only the distinct ones).

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

Adding to 20020201202122 its reverse (22120210202002), we get a palindrome (42140411404124).

The spelling of 20020201202122 in words is "twenty trillion, twenty billion, two hundred one million, two hundred two thousand, one hundred twenty-two".