20244143233 has 8 divisors (see below), whose sum is σ = 20273758848. Its totient is φ = 20214550224.

The previous prime is 20244143219. The next prime is 20244143273. The reversal of 20244143233 is 33234144202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20244143233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20244143273) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2569366 + ... + 2577232.

It is an arithmetic number, because the mean of its divisors is an integer number (2534219856).

Almost surely, 2^20244143233 is an apocalyptic number.

It is an amenable number.

20244143233 is a deficient number, since it is larger than the sum of its proper divisors (29615615).

20244143233 is a wasteful number, since it uses less digits than its factorization.

20244143233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11303.

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 20244143233 its reverse (33234144202), we get a palindrome (53478287435).

The spelling of 20244143233 in words is "twenty billion, two hundred forty-four million, one hundred forty-three thousand, two hundred thirty-three".