1321330332222 has 12 divisors (see below), whose sum is σ = 2862882386520. Its totient is φ = 440443444068.

The previous prime is 1321330332197. The next prime is 1321330332251. The reversal of 1321330332222 is 2222330331231.

1321330332222 is a `hidden beast` number, since 1 + 3 + 2 + 1 + 330 + 3 + 322 + 2 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36703620322 + ... + 36703620357.

It is an arithmetic number, because the mean of its divisors is an integer number (238573532210).

Almost surely, 2^{1321330332222} is an apocalyptic number.

1321330332222 is an abundant number, since it is smaller than the sum of its proper divisors (1541552054298).

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

1321330332222 is a wasteful number, since it uses less digits than its factorization.

1321330332222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73407240687 (or 73407240684 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 1321330332222 its reverse (2222330331231), we get a palindrome (3543660663453).

Subtracting 1321330332222 from its reverse (2222330331231), we obtain a palindrome (900999999009).

The spelling of 1321330332222 in words is "one trillion, three hundred twenty-one billion, three hundred thirty million, three hundred thirty-two thousand, two hundred twenty-two".