20234201324515 has 4 divisors (see below), whose sum is σ = 24281041589424. Its totient is φ = 16187361059608.

The previous prime is 20234201324503. The next prime is 20234201324549. The reversal of 20234201324515 is 51542310243202.

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 20234201324515 - 2¹⁷ = 20234201193443 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2023420132447 + ... + 2023420132456.

It is an arithmetic number, because the mean of its divisors is an integer number (6070260397356).

Almost surely, 2^{20234201324515} is an apocalyptic number.

20234201324515 is a deficient number, since it is larger than the sum of its proper divisors (4046840264909).

20234201324515 is an equidigital number, since it uses as much as digits as its factorization.

20234201324515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4046840264908.

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 20234201324515 its reverse (51542310243202), we get a palindrome (71776511567717).

The spelling of 20234201324515 in words is "twenty trillion, two hundred thirty-four billion, two hundred one million, three hundred twenty-four thousand, five hundred fifteen".