1322021332012 has 12 divisors (see below), whose sum is σ = 2369965071096. Its totient is φ = 644888454560.

The previous prime is 1322021331913. The next prime is 1322021332043. The reversal of 1322021332012 is 2102331202231.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4030552678 + ... + 4030553005.

It is an arithmetic number, because the mean of its divisors is an integer number (197497089258).

Almost surely, 2^{1322021332012} is an apocalyptic number.

It is an amenable number.

1322021332012 is a deficient number, since it is larger than the sum of its proper divisors (1047943739084).

1322021332012 is a wasteful number, since it uses less digits than its factorization.

1322021332012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8061105728 (or 8061105726 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1322021332012 its reverse (2102331202231), we get a palindrome (3424352534243).

The spelling of 1322021332012 in words is "one trillion, three hundred twenty-two billion, twenty-one million, three hundred thirty-two thousand, twelve".