20242304521013 has 4 divisors (see below), whose sum is σ = 20243080619808. Its totient is φ = 20241528422220.

The previous prime is 20242304520973. The next prime is 20242304521031. The reversal of 20242304521013 is 31012540324202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20242304521013 - 2²² = 20242300326709 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20272304521013) by changing a digit.

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, 388010273 + ... + 388062438.

It is an arithmetic number, because the mean of its divisors is an integer number (5060770154952).

Almost surely, 2^{20242304521013} is an apocalyptic number.

It is an amenable number.

20242304521013 is a deficient number, since it is larger than the sum of its proper divisors (776098795).

20242304521013 is an equidigital number, since it uses as much as digits as its factorization.

20242304521013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776098794.

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 20242304521013 its reverse (31012540324202), we get a palindrome (51254844845215).

The spelling of 20242304521013 in words is "twenty trillion, two hundred forty-two billion, three hundred four million, five hundred twenty-one thousand, thirteen".