20443101133 has 16 divisors (see below), whose sum is σ = 25185072640. Its totient is φ = 16159118976.

The previous prime is 20443101131. The next prime is 20443101149. The reversal of 20443101133 is 33110134402.

It is not a de Polignac number, because 20443101133 - 2¹ = 20443101131 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20443101131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13560 + ... + 202657.

It is an arithmetic number, because the mean of its divisors is an integer number (1574067040).

Almost surely, 2^20443101133 is an apocalyptic number.

It is an amenable number.

20443101133 is a deficient number, since it is larger than the sum of its proper divisors (4741971507).

20443101133 is a wasteful number, since it uses less digits than its factorization.

20443101133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217276.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 20443101133 its reverse (33110134402), we get a palindrome (53553235535).

The spelling of 20443101133 in words is "twenty billion, four hundred forty-three million, one hundred one thousand, one hundred thirty-three".