12202201202220 has 384 divisors, whose sum is σ = 39511055646720. Its totient is φ = 3122960209920.

The previous prime is 12202201202129. The next prime is 12202201202281. The reversal of 12202201202220 is 2220210220221.

12202201202220 is a `hidden beast` number, since 1 + 2 + 20 + 220 + 1 + 202 + 220 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12202201202193 and 12202201202202.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 3318519022 + ... + 3318522698.

It is an arithmetic number, because the mean of its divisors is an integer number (102893374080).

Almost surely, 2^{12202201202220} is an apocalyptic number.

12202201202220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12202201202220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19755527823360).

12202201202220 is an abundant number, since it is smaller than the sum of its proper divisors (27308854444500).

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

12202201202220 is a wasteful number, since it uses less digits than its factorization.

12202201202220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5310 (or 5302 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 12202201202220 its reverse (2220210220221), we get a palindrome (14422411422441).

The spelling of 12202201202220 in words is "twelve trillion, two hundred two billion, two hundred one million, two hundred two thousand, two hundred twenty".