1321114024012 has 12 divisors (see below), whose sum is σ = 2314057069800. Its totient is φ = 659954861216.

The previous prime is 1321114024001. The next prime is 1321114024019. The reversal of 1321114024012 is 2104204111231.

It is a super-2 number, since 2×1321114024012² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1321114024019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 150532762 + ... + 150541537.

It is an arithmetic number, because the mean of its divisors is an integer number (192838089150).

Almost surely, 2^{1321114024012} is an apocalyptic number.

It is an amenable number.

1321114024012 is a deficient number, since it is larger than the sum of its proper divisors (992943045788).

1321114024012 is a wasteful number, since it uses less digits than its factorization.

1321114024012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301075400 (or 301075398 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 1321114024012 its reverse (2104204111231), we get a palindrome (3425318135243).

The spelling of 1321114024012 in words is "one trillion, three hundred twenty-one billion, one hundred fourteen million, twenty-four thousand, twelve".