1020200322 has 16 divisors (see below), whose sum is σ = 2041005312. Its totient is φ = 339966000.

The previous prime is 1020200317. The next prime is 1020200323. The reversal of 1020200322 is 2230020201.

It is a junction number, because it is equal to n+sod(n) for n = 1020200298 and 1020200307.

It is not an unprimeable number, because it can be changed into a prime (1020200323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1554 + ... + 45197.

It is an arithmetic number, because the mean of its divisors is an integer number (127562832).

Almost surely, 2^1020200322 is an apocalyptic number.

1020200322 is an abundant number, since it is smaller than the sum of its proper divisors (1020804990).

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

1020200322 is a wasteful number, since it uses less digits than its factorization.

1020200322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50393.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 1020200322 is about 31940.5748539377. The cubic root of 1020200322 is about 1006.6886035062.

Adding to 1020200322 its reverse (2230020201), we get a palindrome (3250220523).

The spelling of 1020200322 in words is "one billion, twenty million, two hundred thousand, three hundred twenty-two".