202220001012220 has 24 divisors (see below), whose sum is σ = 439305519441600. Its totient is φ = 78098759011392.

The previous prime is 202220001012187. The next prime is 202220001012241. The reversal of 202220001012220 is 22210100022202.

It is a junction number, because it is equal to n+sod(n) for n = 202220001012194 and 202220001012203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174327586500 + ... + 174327587659.

It is an arithmetic number, because the mean of its divisors is an integer number (18304396643400).

Almost surely, 2^{202220001012220} is an apocalyptic number.

202220001012220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202220001012220 is an abundant number, since it is smaller than the sum of its proper divisors (237085518429380).

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

202220001012220 is a wasteful number, since it uses less digits than its factorization.

202220001012220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 348655174197 (or 348655174195 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 202220001012220 its reverse (22210100022202), we get a palindrome (224430101034422).

The spelling of 202220001012220 in words is "two hundred two trillion, two hundred twenty billion, one million, twelve thousand, two hundred twenty".