20300223233 has 2 divisors, whose sum is σ = 20300223234. Its totient is φ = 20300223232.

The previous prime is 20300223217. The next prime is 20300223259. The reversal of 20300223233 is 33232200302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20157468529 + 142754704 = 141977^2 + 11948^2 .

It is a cyclic number.

It is not a de Polignac number, because 20300223233 - 2⁴ = 20300223217 is a prime.

It is not a weakly prime, because it can be changed into another prime (20330223233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10150111616 + 10150111617.

It is an arithmetic number, because the mean of its divisors is an integer number (10150111617).

Almost surely, 2^20300223233 is an apocalyptic number.

It is an amenable number.

20300223233 is a deficient number, since it is larger than the sum of its proper divisors (1).

20300223233 is an equidigital number, since it uses as much as digits as its factorization.

20300223233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 20.

Adding to 20300223233 its reverse (33232200302), we get a palindrome (53532423535).

The spelling of 20300223233 in words is "twenty billion, three hundred million, two hundred twenty-three thousand, two hundred thirty-three".