20102102202211 has 8 divisors (see below), whose sum is σ = 20146380871680. Its totient is φ = 20057835833928.

The previous prime is 20102102202209. The next prime is 20102102202223. The reversal of 20102102202211 is 11220220120102.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 20102102202211 - 2¹ = 20102102202209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20102102262211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200460 + ... + 6343846.

It is an arithmetic number, because the mean of its divisors is an integer number (2518297608960).

Almost surely, 2^{20102102202211} is an apocalyptic number.

20102102202211 is a deficient number, since it is larger than the sum of its proper divisors (44278669469).

20102102202211 is an equidigital number, since it uses as much as digits as its factorization.

20102102202211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6150593.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20102102202211 its reverse (11220220120102), we get a palindrome (31322322322313).

The spelling of 20102102202211 in words is "twenty trillion, one hundred two billion, one hundred two million, two hundred two thousand, two hundred eleven".