424321020243 has 12 divisors (see below), whose sum is σ = 615350008728. Its totient is φ = 281753664000.

The previous prime is 424321020223. The next prime is 424321020259. The reversal of 424321020243 is 342020123424.

424321020243 is a `hidden beast` number, since 4 + 243 + 210 + 202 + 4 + 3 = 666.

It is not a de Polignac number, because 424321020243 - 2²⁰ = 424319971667 is a prime.

It is not an unprimeable number, because it can be changed into a prime (424321020203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 93915630 + ... + 93920147.

It is an arithmetic number, because the mean of its divisors is an integer number (51279167394).

Almost surely, 2^424321020243 is an apocalyptic number.

424321020243 is a deficient number, since it is larger than the sum of its proper divisors (191028988485).

424321020243 is a wasteful number, since it uses less digits than its factorization.

424321020243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187836034 (or 187836031 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 424321020243 its reverse (342020123424), we get a palindrome (766341143667).

The spelling of 424321020243 in words is "four hundred twenty-four billion, three hundred twenty-one million, twenty thousand, two hundred forty-three".