20000202212122 has 16 divisors (see below), whose sum is σ = 34652756774592. Its totient is φ = 8556236240320.

The previous prime is 20000202211993. The next prime is 20000202212161. The reversal of 20000202212122 is 22121220200002.

It is a junction number, because it is equal to n+sod(n) for n = 20000202212096 and 20000202212105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26738237878 + ... + 26738238625.

It is an arithmetic number, because the mean of its divisors is an integer number (2165797298412).

Almost surely, 2^{20000202212122} is an apocalyptic number.

20000202212122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20000202212122 is a deficient number, since it is larger than the sum of its proper divisors (14652554562470).

20000202212122 is a wasteful number, since it uses less digits than its factorization.

20000202212122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53476476533.

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

Adding to 20000202212122 its reverse (22121220200002), we get a palindrome (42121422412124).

The spelling of 20000202212122 in words is "twenty trillion, two hundred two million, two hundred twelve thousand, one hundred twenty-two".