202220110001220 has 48 divisors (see below), whose sum is σ = 569180791323648. Its totient is φ = 53643030922240.

The previous prime is 202220110001141. The next prime is 202220110001251. The reversal of 202220110001220 is 22100011022202.

202220110001220 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 202220110001220.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8822855469 + ... + 8822878388.

It is an arithmetic number, because the mean of its divisors is an integer number (11857933152576).

Almost surely, 2^{202220110001220} is an apocalyptic number.

202220110001220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202220110001220 is an abundant number, since it is smaller than the sum of its proper divisors (366960681322428).

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

202220110001220 is a wasteful number, since it uses less digits than its factorization.

202220110001220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17645734060 (or 17645734058 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 202220110001220 its reverse (22100011022202), we get a palindrome (224320121023422).

The spelling of 202220110001220 in words is "two hundred two trillion, two hundred twenty billion, one hundred ten million, one thousand, two hundred twenty".