20244155113 has 32 divisors (see below), whose sum is σ = 25240723200. Its totient is φ = 15809181696.

The previous prime is 20244155083. The next prime is 20244155117. The reversal of 20244155113 is 31155144202.

It is not a de Polignac number, because 20244155113 - 2¹⁷ = 20244024041 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20244155117) 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, 5335345 + ... + 5339137.

It is an arithmetic number, because the mean of its divisors is an integer number (788772600).

Almost surely, 2^20244155113 is an apocalyptic number.

It is an amenable number.

20244155113 is a deficient number, since it is larger than the sum of its proper divisors (4996568087).

20244155113 is a wasteful number, since it uses less digits than its factorization.

20244155113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4561.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 20244155113 its reverse (31155144202), we get a palindrome (51399299315).

The spelling of 20244155113 in words is "twenty billion, two hundred forty-four million, one hundred fifty-five thousand, one hundred thirteen".