20011202122202 has 8 divisors (see below), whose sum is σ = 30018765240000. Its totient is φ = 10004947042204.

The previous prime is 20011202122187. The next prime is 20011202122267. The reversal of 20011202122202 is 20222120211002.

It is a happy number.

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

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 3 ways as a sum of consecutive naturals, for example, 326971202 + ... + 327032397.

It is an arithmetic number, because the mean of its divisors is an integer number (3752345655000).

Almost surely, 2^{20011202122202} is an apocalyptic number.

20011202122202 is a deficient number, since it is larger than the sum of its proper divisors (10007563117798).

20011202122202 is a wasteful number, since it uses less digits than its factorization.

20011202122202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654018900.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 20011202122202 its reverse (20222120211002), we get a palindrome (40233322333204).

The spelling of 20011202122202 in words is "twenty trillion, eleven billion, two hundred two million, one hundred twenty-two thousand, two hundred two".