1041343442421 has 8 divisors (see below), whose sum is σ = 1470131918784. Its totient is φ = 653391963840.

The previous prime is 1041343442407. The next prime is 1041343442423. The reversal of 1041343442421 is 1242443431401.

It is a happy number.

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

It is not a de Polignac number, because 1041343442421 - 2²³ = 1041335053813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1041343442423) 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, 10209249385 + ... + 10209249486.

It is an arithmetic number, because the mean of its divisors is an integer number (183766489848).

Almost surely, 2^{1041343442421} is an apocalyptic number.

It is an amenable number.

1041343442421 is a deficient number, since it is larger than the sum of its proper divisors (428788476363).

1041343442421 is a wasteful number, since it uses less digits than its factorization.

1041343442421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20418498891.

The product of its (nonzero) digits is 36864, while the sum is 33.

Adding to 1041343442421 its reverse (1242443431401), we get a palindrome (2283786873822).

The spelling of 1041343442421 in words is "one trillion, forty-one billion, three hundred forty-three million, four hundred forty-two thousand, four hundred twenty-one".