20241500345421 has 32 divisors (see below), whose sum is σ = 27892058721408. Its totient is φ = 13051024896000.

The previous prime is 20241500345327. The next prime is 20241500345441. The reversal of 20241500345421 is 12454300514202.

It is not a de Polignac number, because 20241500345421 - 2¹⁹ = 20241499821133 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20241500345441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1256785 + ... + 6485561.

It is an arithmetic number, because the mean of its divisors is an integer number (871626835044).

Almost surely, 2^{20241500345421} is an apocalyptic number.

It is an amenable number.

20241500345421 is a deficient number, since it is larger than the sum of its proper divisors (7650558375987).

20241500345421 is a wasteful number, since it uses less digits than its factorization.

20241500345421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5229181.

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 20241500345421 its reverse (12454300514202), we get a palindrome (32695800859623).

The spelling of 20241500345421 in words is "twenty trillion, two hundred forty-one billion, five hundred million, three hundred forty-five thousand, four hundred twenty-one".