1020222200322 has 96 divisors (see below), whose sum is σ = 2431683700992. Its totient is φ = 307170300672.

The previous prime is 1020222200303. The next prime is 1020222200419. The reversal of 1020222200322 is 2230022220201.

1020222200322 is a `hidden beast` number, since 102 + 0 + 22 + 220 + 0 + 322 = 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 = 1020222200295 and 1020222200304.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 85965433 + ... + 85977299.

It is an arithmetic number, because the mean of its divisors is an integer number (25330038552).

Almost surely, 2^{1020222200322} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1020222200322, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1215841850496).

1020222200322 is an abundant number, since it is smaller than the sum of its proper divisors (1411461500670).

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

1020222200322 is a wasteful number, since it uses less digits than its factorization.

1020222200322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19752 (or 19749 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 1020222200322 its reverse (2230022220201), we get a palindrome (3250244420523).

The spelling of 1020222200322 in words is "one trillion, twenty billion, two hundred twenty-two million, two hundred thousand, three hundred twenty-two".