1422431320012 has 24 divisors (see below), whose sum is σ = 2490498993920. Its totient is φ = 710860283280.

The previous prime is 1422431320007. The next prime is 1422431320019. The reversal of 1422431320012 is 2100231342241.

It is not an unprimeable number, because it can be changed into a prime (1422431320019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84867289 + ... + 84884047.

Almost surely, 2^{1422431320012} is an apocalyptic number.

It is an amenable number.

1422431320012 is a deficient number, since it is larger than the sum of its proper divisors (1068067673908).

1422431320012 is a wasteful number, since it uses less digits than its factorization.

1422431320012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26101 (or 26099 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 1422431320012 its reverse (2100231342241), we get a palindrome (3522662662253).

The spelling of 1422431320012 in words is "one trillion, four hundred twenty-two billion, four hundred thirty-one million, three hundred twenty thousand, twelve".