1431243013012 has 24 divisors (see below), whose sum is σ = 2585525225472. Its totient is φ = 692522484000.

The previous prime is 1431243012949. The next prime is 1431243013033. The reversal of 1431243013012 is 2103103421341.

It is a congruent number.

It is an unprimeable number.

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, 8090418 + ... + 8265430.

It is an arithmetic number, because the mean of its divisors is an integer number (107730217728).

Almost surely, 2^{1431243013012} is an apocalyptic number.

It is an amenable number.

1431243013012 is a deficient number, since it is larger than the sum of its proper divisors (1154282212460).

1431243013012 is a wasteful number, since it uses less digits than its factorization.

1431243013012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 240999 (or 240997 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1431243013012 its reverse (2103103421341), we get a palindrome (3534346434353).

The spelling of 1431243013012 in words is "one trillion, four hundred thirty-one billion, two hundred forty-three million, thirteen thousand, twelve".