20133425033 has 2 divisors, whose sum is σ = 20133425034. Its totient is φ = 20133425032.

The previous prime is 20133425021. The next prime is 20133425077. The reversal of 20133425033 is 33052433102.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13291322944 + 6842102089 = 115288^2 + 82717^2 .

It is a cyclic number.

It is not a de Polignac number, because 20133425033 - 2³² = 15838457737 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20133424993 and 20133425011.

It is not a weakly prime, because it can be changed into another prime (20133425003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10066712516 + 10066712517.

It is an arithmetic number, because the mean of its divisors is an integer number (10066712517).

Almost surely, 2^20133425033 is an apocalyptic number.

It is an amenable number.

20133425033 is a deficient number, since it is larger than the sum of its proper divisors (1).

20133425033 is an equidigital number, since it uses as much as digits as its factorization.

20133425033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 26.

Adding to 20133425033 its reverse (33052433102), we get a palindrome (53185858135).

The spelling of 20133425033 in words is "twenty billion, one hundred thirty-three million, four hundred twenty-five thousand, thirty-three".