201202110201220 has 24 divisors (see below), whose sum is σ = 422573983138944. Its totient is φ = 80471405658336.

The previous prime is 201202110201163. The next prime is 201202110201221. The reversal of 201202110201220 is 22102011202102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 201202110201194 and 201202110201203.

It is not an unprimeable number, because it can be changed into a prime (201202110201221) 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, 589726582 + ... + 590067661.

It is an arithmetic number, because the mean of its divisors is an integer number (17607249297456).

Almost surely, 2^{201202110201220} is an apocalyptic number.

201202110201220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201202110201220 is an abundant number, since it is smaller than the sum of its proper divisors (221371872937724).

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

201202110201220 is a wasteful number, since it uses less digits than its factorization.

201202110201220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1179802779 (or 1179802777 counting only the distinct ones).

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

Adding to 201202110201220 its reverse (22102011202102), we get a palindrome (223304121403322).

The spelling of 201202110201220 in words is "two hundred one trillion, two hundred two billion, one hundred ten million, two hundred one thousand, two hundred twenty".