20000202200122 has 4 divisors (see below), whose sum is σ = 30000303300186. Its totient is φ = 10000101100060.

The previous prime is 20000202200093. The next prime is 20000202200191. The reversal of 20000202200122 is 22100220200002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 19414871625361 + 585330574761 = 4406231^2 + 765069^2 .

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

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 as a sum of consecutive naturals, namely, 5000050550029 + ... + 5000050550032.

Almost surely, 2^{20000202200122} is an apocalyptic number.

20000202200122 is a deficient number, since it is larger than the sum of its proper divisors (10000101100064).

20000202200122 is a wasteful number, since it uses less digits than its factorization.

20000202200122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10000101100063.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 20000202200122 its reverse (22100220200002), we get a palindrome (42100422400124).

The spelling of 20000202200122 in words is "twenty trillion, two hundred two million, two hundred thousand, one hundred twenty-two".