1321430323142 has 16 divisors (see below), whose sum is σ = 2001959027712. Its totient is φ = 654142173000.

The previous prime is 1321430323111. The next prime is 1321430323159. The reversal of 1321430323142 is 2413230341231.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7797398 + ... + 7965065.

It is an arithmetic number, because the mean of its divisors is an integer number (125122439232).

Almost surely, 2^{1321430323142} is an apocalyptic number.

1321430323142 is a deficient number, since it is larger than the sum of its proper divisors (680528704570).

1321430323142 is a wasteful number, since it uses less digits than its factorization.

1321430323142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15762883.

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 1321430323142 its reverse (2413230341231), we get a palindrome (3734660664373).

The spelling of 1321430323142 in words is "one trillion, three hundred twenty-one billion, four hundred thirty million, three hundred twenty-three thousand, one hundred forty-two".