1322103022220 has 24 divisors (see below), whose sum is σ = 2790368196000. Its totient is φ = 526183713792.

The previous prime is 1322103022213. The next prime is 1322103022249. The reversal of 1322103022220 is 222203012231.

It is a happy number.

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 = 1322103022192 and 1322103022201.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 166089365 + ... + 166097324.

It is an arithmetic number, because the mean of its divisors is an integer number (116265341500).

Almost surely, 2^{1322103022220} is an apocalyptic number.

1322103022220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1322103022220 is an abundant number, since it is smaller than the sum of its proper divisors (1468265173780).

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

1322103022220 is a wasteful number, since it uses less digits than its factorization.

1322103022220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332186897 (or 332186895 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 1322103022220 its reverse (222203012231), we get a palindrome (1544306034451).

The spelling of 1322103022220 in words is "one trillion, three hundred twenty-two billion, one hundred three million, twenty-two thousand, two hundred twenty".