200101221202220 has 24 divisors (see below), whose sum is σ = 452536607950224. Its totient is φ = 73883527828416.

The previous prime is 200101221202217. The next prime is 200101221202229. The reversal of 200101221202220 is 22202122101002.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (200101221202229) 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, 384810040514 + ... + 384810041033.

It is an arithmetic number, because the mean of its divisors is an integer number (18855691997926).

Almost surely, 2^{200101221202220} is an apocalyptic number.

200101221202220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200101221202220 is an abundant number, since it is smaller than the sum of its proper divisors (252435386748004).

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

200101221202220 is a wasteful number, since it uses less digits than its factorization.

200101221202220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769620081569 (or 769620081567 counting only the distinct ones).

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

Adding to 200101221202220 its reverse (22202122101002), we get a palindrome (222303343303222).

The spelling of 200101221202220 in words is "two hundred trillion, one hundred one billion, two hundred twenty-one million, two hundred two thousand, two hundred twenty".