1322023312112 has 20 divisors (see below), whose sum is σ = 2561566752360. Its totient is φ = 660973827648.

The previous prime is 1322023312091. The next prime is 1322023312139. The reversal of 1322023312112 is 2112133202231.

It is a congruent number.

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, 2074883 + ... + 2636130.

It is an arithmetic number, because the mean of its divisors is an integer number (128078337618).

Almost surely, 2^{1322023312112} is an apocalyptic number.

It is an amenable number.

1322023312112 is a deficient number, since it is larger than the sum of its proper divisors (1239543440248).

1322023312112 is a wasteful number, since it uses less digits than its factorization.

1322023312112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4728560 (or 4728554 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1322023312112 its reverse (2112133202231), we get a palindrome (3434156514343).

The spelling of 1322023312112 in words is "one trillion, three hundred twenty-two billion, twenty-three million, three hundred twelve thousand, one hundred twelve".