1042230521443 has 8 divisors (see below), whose sum is σ = 1043505561600. Its totient is φ = 1040955626568.

The previous prime is 1042230521399. The next prime is 1042230521473. The reversal of 1042230521443 is 3441250322401.

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 1042230521443 - 2⁹ = 1042230520931 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1042230521473) 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, 23376030 + ... + 23420572.

It is an arithmetic number, because the mean of its divisors is an integer number (130438195200).

Almost surely, 2^{1042230521443} is an apocalyptic number.

1042230521443 is a deficient number, since it is larger than the sum of its proper divisors (1275040157).

1042230521443 is an equidigital number, since it uses as much as digits as its factorization.

1042230521443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72641.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 1042230521443 its reverse (3441250322401), we get a palindrome (4483480843844).

The spelling of 1042230521443 in words is "one trillion, forty-two billion, two hundred thirty million, five hundred twenty-one thousand, four hundred forty-three".