20200323089 has 2 divisors, whose sum is σ = 20200323090. Its totient is φ = 20200323088.

The previous prime is 20200323071. The next prime is 20200323113. The reversal of 20200323089 is 98032300202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 17323824400 + 2876498689 = 131620^2 + 53633^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20200323089 is a prime.

It is not a weakly prime, because it can be changed into another prime (20200323289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10100161544 + 10100161545.

It is an arithmetic number, because the mean of its divisors is an integer number (10100161545).

Almost surely, 2^20200323089 is an apocalyptic number.

It is an amenable number.

20200323089 is a deficient number, since it is larger than the sum of its proper divisors (1).

20200323089 is an equidigital number, since it uses as much as digits as its factorization.

20200323089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 29.

The spelling of 20200323089 in words is "twenty billion, two hundred million, three hundred twenty-three thousand, eighty-nine".