2201021200220 has 24 divisors (see below), whose sum is σ = 4729636255344. Its totient is φ = 859933863936.

The previous prime is 2201021200201. The next prime is 2201021200271. The reversal of 2201021200220 is 220021201022.

It is a junction number, because it is equal to n+sod(n) for n = 2201021200195 and 2201021200204.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1279662629 + ... + 1279664348.

It is an arithmetic number, because the mean of its divisors is an integer number (197068177306).

Almost surely, 2^{2201021200220} is an apocalyptic number.

2201021200220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2201021200220 is an abundant number, since it is smaller than the sum of its proper divisors (2528615055124).

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

2201021200220 is a wasteful number, since it uses less digits than its factorization.

2201021200220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2559327029 (or 2559327027 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 2201021200220 its reverse (220021201022), we get a palindrome (2421042401242).

The spelling of 2201021200220 in words is "two trillion, two hundred one billion, twenty-one million, two hundred thousand, two hundred twenty".