20201034433 has 2 divisors, whose sum is σ = 20201034434. Its totient is φ = 20201034432.

The previous prime is 20201034383. The next prime is 20201034449. The reversal of 20201034433 is 33443010202.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12524295744 + 7676738689 = 111912^2 + 87617^2 .

It is a cyclic number.

It is not a de Polignac number, because 20201034433 - 2²⁹ = 19664163521 is a prime.

It is not a weakly prime, because it can be changed into another prime (20201034473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10100517216 + 10100517217.

It is an arithmetic number, because the mean of its divisors is an integer number (10100517217).

Almost surely, 2^20201034433 is an apocalyptic number.

It is an amenable number.

20201034433 is a deficient number, since it is larger than the sum of its proper divisors (1).

20201034433 is an equidigital number, since it uses as much as digits as its factorization.

20201034433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 20201034433 its reverse (33443010202), we get a palindrome (53644044635).

The spelling of 20201034433 in words is "twenty billion, two hundred one million, thirty-four thousand, four hundred thirty-three".