20112101010200 has 48 divisors (see below), whose sum is σ = 46819306028880. Its totient is φ = 8034746437760.

The previous prime is 20112101010163. The next prime is 20112101010247. The reversal of 20112101010200 is 201010121102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62927492 + ... + 63246291.

It is an arithmetic number, because the mean of its divisors is an integer number (975402208935).

Almost surely, 2^{20112101010200} is an apocalyptic number.

20112101010200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20112101010200 is an abundant number, since it is smaller than the sum of its proper divisors (26707205018680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20112101010200 is a wasteful number, since it uses less digits than its factorization.

20112101010200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126174596 (or 126174587 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 20112101010200 its reverse (201010121102), we get a palindrome (20313111131302).

The spelling of 20112101010200 in words is "twenty trillion, one hundred twelve billion, one hundred one million, ten thousand, two hundred".