1042344132321 has 4 divisors (see below), whose sum is σ = 1389792176432. Its totient is φ = 694896088212.

The previous prime is 1042344132301. The next prime is 1042344132337. The reversal of 1042344132321 is 1232314432401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1042344132321 - 2¹⁵ = 1042344099553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1042344132301) 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, 173724022051 + ... + 173724022056.

It is an arithmetic number, because the mean of its divisors is an integer number (347448044108).

Almost surely, 2^{1042344132321} is an apocalyptic number.

It is an amenable number.

1042344132321 is a deficient number, since it is larger than the sum of its proper divisors (347448044111).

1042344132321 is an equidigital number, since it uses as much as digits as its factorization.

1042344132321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347448044110.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 1042344132321 its reverse (1232314432401), we get a palindrome (2274658564722).

The spelling of 1042344132321 in words is "one trillion, forty-two billion, three hundred forty-four million, one hundred thirty-two thousand, three hundred twenty-one".