20001202222202 has 8 divisors (see below), whose sum is σ = 30003276309300. Its totient is φ = 10000110119104.

The previous prime is 20001202222171. The next prime is 20001202222231. The reversal of 20001202222202 is 20222220210002.

It can be written as a sum of positive squares in 2 ways, for example, as 19385713332241 + 615488889961 = 4402921^2 + 784531^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245445077 + ... + 245526552.

Almost surely, 2^{20001202222202} is an apocalyptic number.

20001202222202 is a deficient number, since it is larger than the sum of its proper divisors (10002074087098).

20001202222202 is a wasteful number, since it uses less digits than its factorization.

20001202222202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490992000.

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

Adding to 20001202222202 its reverse (20222220210002), we get a palindrome (40223422432204).

The spelling of 20001202222202 in words is "twenty trillion, one billion, two hundred two million, two hundred twenty-two thousand, two hundred two".