1322122022220 has 96 divisors (see below), whose sum is σ = 3920916259008. Its totient is φ = 331723988992.

The previous prime is 1322122022197. The next prime is 1322122022281. The reversal of 1322122022220 is 222202212231.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3123154 + ... + 3521126.

It is an arithmetic number, because the mean of its divisors is an integer number (40842877698).

Almost surely, 2^{1322122022220} is an apocalyptic number.

1322122022220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1322122022220 is an abundant number, since it is smaller than the sum of its proper divisors (2598794236788).

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

1322122022220 is a wasteful number, since it uses less digits than its factorization.

1322122022220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401259 (or 401257 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 1322122022220 its reverse (222202212231), we get a palindrome (1544324234451).

The spelling of 1322122022220 in words is "one trillion, three hundred twenty-two billion, one hundred twenty-two million, twenty-two thousand, two hundred twenty".