20012220220202 has 16 divisors (see below), whose sum is σ = 34306878883200. Its totient is φ = 8576611896528.

The previous prime is 20012220220169. The next prime is 20012220220217. The reversal of 20012220220202 is 20202202221002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2143577 + ... + 6679772.

It is an arithmetic number, because the mean of its divisors is an integer number (2144179930200).

Almost surely, 2^{20012220220202} is an apocalyptic number.

20012220220202 is a deficient number, since it is larger than the sum of its proper divisors (14294658662998).

20012220220202 is a wasteful number, since it uses less digits than its factorization.

20012220220202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8985365.

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

Adding to 20012220220202 its reverse (20202202221002), we get a palindrome (40214422441204).

The spelling of 20012220220202 in words is "twenty trillion, twelve billion, two hundred twenty million, two hundred twenty thousand, two hundred two".