20220024413 has 4 divisors (see below), whose sum is σ = 20295192060. Its totient is φ = 20144856768.

The previous prime is 20220024379. The next prime is 20220024427. The reversal of 20220024413 is 31442002202.

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

It can be written as a sum of positive squares in 2 ways, for example, as 5556509764 + 14663514649 = 74542^2 + 121093^2 .

It is a cyclic number.

It is not a de Polignac number, because 20220024413 - 2⁸ = 20220024157 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20220024613) 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, 37583420 + ... + 37583957.

It is an arithmetic number, because the mean of its divisors is an integer number (5073798015).

Almost surely, 2^20220024413 is an apocalyptic number.

It is an amenable number.

20220024413 is a deficient number, since it is larger than the sum of its proper divisors (75167647).

20220024413 is an equidigital number, since it uses as much as digits as its factorization.

20220024413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75167646.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 20220024413 its reverse (31442002202), we get a palindrome (51662026615).

The spelling of 20220024413 in words is "twenty billion, two hundred twenty million, twenty-four thousand, four hundred thirteen".