20123200241 has 2 divisors, whose sum is σ = 20123200242. Its totient is φ = 20123200240.

The previous prime is 20123200231. The next prime is 20123200261. The reversal of 20123200241 is 14200232102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20102986225 + 20214016 = 141785^2 + 4496^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20123200241 is a prime.

It is not a weakly prime, because it can be changed into another prime (20123200211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10061600120 + 10061600121.

It is an arithmetic number, because the mean of its divisors is an integer number (10061600121).

Almost surely, 2^20123200241 is an apocalyptic number.

It is an amenable number.

20123200241 is a deficient number, since it is larger than the sum of its proper divisors (1).

20123200241 is an equidigital number, since it uses as much as digits as its factorization.

20123200241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 20123200241 its reverse (14200232102), we get a palindrome (34323432343).

The spelling of 20123200241 in words is "twenty billion, one hundred twenty-three million, two hundred thousand, two hundred forty-one".