1022320303220 has 48 divisors (see below), whose sum is σ = 2171347819200. Its totient is φ = 404267677440.

The previous prime is 1022320303187. The next prime is 1022320303243. The reversal of 1022320303220 is 223030232201.

1022320303220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 1022320303192 and 1022320303201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11738435 + ... + 11825205.

It is an arithmetic number, because the mean of its divisors is an integer number (45236412900).

Almost surely, 2^{1022320303220} is an apocalyptic number.

1022320303220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022320303220 is an abundant number, since it is smaller than the sum of its proper divisors (1149027515980).

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

1022320303220 is a wasteful number, since it uses less digits than its factorization.

1022320303220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93488 (or 93486 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

Adding to 1022320303220 its reverse (223030232201), we get a palindrome (1245350535421).

The spelling of 1022320303220 in words is "one trillion, twenty-two billion, three hundred twenty million, three hundred three thousand, two hundred twenty".