1020200313222 has 32 divisors (see below), whose sum is σ = 2267147685600. Its totient is φ = 340061389344.

The previous prime is 1020200313161. The next prime is 1020200313241. The reversal of 1020200313222 is 2223130020201.

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 = 1020200313195 and 1020200313204.

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 15 ways as a sum of consecutive naturals, for example, 4794148 + ... + 5002424.

It is an arithmetic number, because the mean of its divisors is an integer number (70848365175).

Almost surely, 2^{1020200313222} is an apocalyptic number.

1020200313222 is an abundant number, since it is smaller than the sum of its proper divisors (1246947372378).

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

1020200313222 is a wasteful number, since it uses less digits than its factorization.

1020200313222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298997 (or 298991 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 1020200313222 its reverse (2223130020201), we get a palindrome (3243330333423).

The spelling of 1020200313222 in words is "one trillion, twenty billion, two hundred million, three hundred thirteen thousand, two hundred twenty-two".