20110232533 has 2 divisors, whose sum is σ = 20110232534. Its totient is φ = 20110232532.

The previous prime is 20110232531. The next prime is 20110232537. The reversal of 20110232533 is 33523201102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12535489444 + 7574743089 = 111962^2 + 87033^2 .

It is a cyclic number.

It is not a de Polignac number, because 20110232533 - 2¹ = 20110232531 is a prime.

Together with 20110232531, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20110232531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10055116266 + 10055116267.

It is an arithmetic number, because the mean of its divisors is an integer number (10055116267).

Almost surely, 2^20110232533 is an apocalyptic number.

It is an amenable number.

20110232533 is a deficient number, since it is larger than the sum of its proper divisors (1).

20110232533 is an equidigital number, since it uses as much as digits as its factorization.

20110232533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 22.

Adding to 20110232533 its reverse (33523201102), we get a palindrome (53633433635).

The spelling of 20110232533 in words is "twenty billion, one hundred ten million, two hundred thirty-two thousand, five hundred thirty-three".