1323212114220 has 48 divisors (see below), whose sum is σ = 3705079311360. Its totient is φ = 352848431296.

The previous prime is 1323212114209. The next prime is 1323212114243. The reversal of 1323212114220 is 224112123231.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2643991 + ... + 3104369.

It is an arithmetic number, because the mean of its divisors is an integer number (77189152320).

Almost surely, 2^{1323212114220} is an apocalyptic number.

1323212114220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1323212114220 is an abundant number, since it is smaller than the sum of its proper divisors (2381867197140).

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

1323212114220 is a wasteful number, since it uses less digits than its factorization.

1323212114220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508294 (or 508292 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1323212114220 its reverse (224112123231), we get a palindrome (1547324237451).

The spelling of 1323212114220 in words is "one trillion, three hundred twenty-three billion, two hundred twelve million, one hundred fourteen thousand, two hundred twenty".