4021341230243 has 4 divisors (see below), whose sum is σ = 4022709501720. Its totient is φ = 4019972958768.

The previous prime is 4021341230239. The next prime is 4021341230251. The reversal of 4021341230243 is 3420321431204.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4021341230243 - 2² = 4021341230239 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4021341230293) 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, 684131330 + ... + 684137207.

It is an arithmetic number, because the mean of its divisors is an integer number (1005677375430).

Almost surely, 2^{4021341230243} is an apocalyptic number.

4021341230243 is a deficient number, since it is larger than the sum of its proper divisors (1368271477).

4021341230243 is a wasteful number, since it uses less digits than its factorization.

4021341230243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1368271476.

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 4021341230243 its reverse (3420321431204), we get a palindrome (7441662661447).

The spelling of 4021341230243 in words is "four trillion, twenty-one billion, three hundred forty-one million, two hundred thirty thousand, two hundred forty-three".