200120100012220 has 12 divisors (see below), whose sum is σ = 420252210025704. Its totient is φ = 80048040004880.

The previous prime is 200120100012163. The next prime is 200120100012221. The reversal of 200120100012220 is 22210001021002.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 200120100012220.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200120100012221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5003002500286 + ... + 5003002500325.

It is an arithmetic number, because the mean of its divisors is an integer number (35021017502142).

Almost surely, 2^{200120100012220} is an apocalyptic number.

200120100012220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200120100012220 is an abundant number, since it is smaller than the sum of its proper divisors (220132110013484).

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

200120100012220 is a wasteful number, since it uses less digits than its factorization.

200120100012220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10006005000620 (or 10006005000618 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 200120100012220 its reverse (22210001021002), we get a palindrome (222330101033222).

The spelling of 200120100012220 in words is "two hundred trillion, one hundred twenty billion, one hundred million, twelve thousand, two hundred twenty".