1042323001321 has 8 divisors (see below), whose sum is σ = 1191482117120. Its totient is φ = 893227843008.

The previous prime is 1042323001309. The next prime is 1042323001381. The reversal of 1042323001321 is 1231003232401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1042323001321 - 2²⁷ = 1042188783593 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1042323001292 and 1042323001301.

It is not an unprimeable number, because it can be changed into a prime (1042323001381) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15954441 + ... + 16019638.

It is an arithmetic number, because the mean of its divisors is an integer number (148935264640).

Almost surely, 2^{1042323001321} is an apocalyptic number.

It is an amenable number.

1042323001321 is a deficient number, since it is larger than the sum of its proper divisors (149159115799).

1042323001321 is an equidigital number, since it uses as much as digits as its factorization.

1042323001321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31978743.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1042323001321 its reverse (1231003232401), we get a palindrome (2273326233722).

The spelling of 1042323001321 in words is "one trillion, forty-two billion, three hundred twenty-three million, one thousand, three hundred twenty-one".