20133286801 has 4 divisors (see below), whose sum is σ = 20827538100. Its totient is φ = 19439035504.

The previous prime is 20133286799. The next prime is 20133286841. The reversal of 20133286801 is 10868233102.

It is a happy number.

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 7256484225 + 12876802576 = 85185^2 + 113476^2 .

It is a cyclic number.

It is not a de Polignac number, because 20133286801 - 2¹ = 20133286799 is a prime.

It is a super-3 number, since 3×20133286801³ (a number of 32 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20133286841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 347125606 + ... + 347125663.

It is an arithmetic number, because the mean of its divisors is an integer number (5206884525).

Almost surely, 2^20133286801 is an apocalyptic number.

It is an amenable number.

20133286801 is a deficient number, since it is larger than the sum of its proper divisors (694251299).

20133286801 is an equidigital number, since it uses as much as digits as its factorization.

20133286801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694251298.

The product of its (nonzero) digits is 13824, while the sum is 34.

The spelling of 20133286801 in words is "twenty billion, one hundred thirty-three million, two hundred eighty-six thousand, eight hundred one".