20234443244413 has 16 divisors (see below), whose sum is σ = 21135969372672. Its totient is φ = 19334738016000.

The previous prime is 20234443244399. The next prime is 20234443244429. The reversal of 20234443244413 is 31444234443202.

It is a cyclic number.

It is not a de Polignac number, because 20234443244413 - 2¹⁷ = 20234443113341 is a prime.

It is a super-2 number, since 2×20234443244413² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20234443244473) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133589983 + ... + 133741363.

It is an arithmetic number, because the mean of its divisors is an integer number (1320998085792).

Almost surely, 2^{20234443244413} is an apocalyptic number.

20234443244413 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

20234443244413 is a deficient number, since it is larger than the sum of its proper divisors (901526128259).

20234443244413 is a wasteful number, since it uses less digits than its factorization.

20234443244413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157356.

The product of its (nonzero) digits is 884736, while the sum is 40.

Adding to 20234443244413 its reverse (31444234443202), we get a palindrome (51678677687615).

The spelling of 20234443244413 in words is "twenty trillion, two hundred thirty-four billion, four hundred forty-three million, two hundred forty-four thousand, four hundred thirteen".