20533034441 has 2 divisors, whose sum is σ = 20533034442. Its totient is φ = 20533034440.

The previous prime is 20533034413. The next prime is 20533034563. The reversal of 20533034441 is 14443033502.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18064435216 + 2468599225 = 134404^2 + 49685^2 .

It is a cyclic number.

It is not a de Polignac number, because 20533034441 - 2⁶ = 20533034377 is a prime.

It is not a weakly prime, because it can be changed into another prime (20533034341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10266517220 + 10266517221.

It is an arithmetic number, because the mean of its divisors is an integer number (10266517221).

Almost surely, 2^20533034441 is an apocalyptic number.

It is an amenable number.

20533034441 is a deficient number, since it is larger than the sum of its proper divisors (1).

20533034441 is an equidigital number, since it uses as much as digits as its factorization.

20533034441 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 17280, while the sum is 29.

Adding to 20533034441 its reverse (14443033502), we get a palindrome (34976067943).

The spelling of 20533034441 in words is "twenty billion, five hundred thirty-three million, thirty-four thousand, four hundred forty-one".