20020220122202 has 4 divisors (see below), whose sum is σ = 30030330183306. Its totient is φ = 10010110061100.

The previous prime is 20020220122169. The next prime is 20020220122223. The reversal of 20020220122202 is 20222102202002.

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., 14912796400681 + 5107423721521 = 3861709^2 + 2259961^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5005055030549 + ... + 5005055030552.

Almost surely, 2^{20020220122202} is an apocalyptic number.

20020220122202 is a deficient number, since it is larger than the sum of its proper divisors (10010110061104).

20020220122202 is a wasteful number, since it uses less digits than its factorization.

20020220122202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10010110061103.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 20020220122202 its reverse (20222102202002), we get a palindrome (40242322324204).

The spelling of 20020220122202 in words is "twenty trillion, twenty billion, two hundred twenty million, one hundred twenty-two thousand, two hundred two".