20241032209 has 2 divisors, whose sum is σ = 20241032210. Its totient is φ = 20241032208.

The previous prime is 20241032191. The next prime is 20241032249. The reversal of 20241032209 is 90223014202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20169680400 + 71351809 = 142020^2 + 8447^2 .

It is a cyclic number.

It is not a de Polignac number, because 20241032209 - 2³³ = 11651097617 is a prime.

It is not a weakly prime, because it can be changed into another prime (20241032249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10120516104 + 10120516105.

It is an arithmetic number, because the mean of its divisors is an integer number (10120516105).

Almost surely, 2^20241032209 is an apocalyptic number.

It is an amenable number.

20241032209 is a deficient number, since it is larger than the sum of its proper divisors (1).

20241032209 is an equidigital number, since it uses as much as digits as its factorization.

20241032209 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 25.

The spelling of 20241032209 in words is "twenty billion, two hundred forty-one million, thirty-two thousand, two hundred nine".