20030123131241 has 2 divisors, whose sum is σ = 20030123131242. Its totient is φ = 20030123131240.

The previous prime is 20030123131237. The next prime is 20030123131313. The reversal of 20030123131241 is 14213132103002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11401569377641 + 8628553753600 = 3376621^2 + 2937440^2 .

It is a cyclic number.

It is not a de Polignac number, because 20030123131241 - 2² = 20030123131237 is a prime.

It is not a weakly prime, because it can be changed into another prime (20030123131441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10015061565620 + 10015061565621.

It is an arithmetic number, because the mean of its divisors is an integer number (10015061565621).

Almost surely, 2^{20030123131241} is an apocalyptic number.

It is an amenable number.

20030123131241 is a deficient number, since it is larger than the sum of its proper divisors (1).

20030123131241 is an equidigital number, since it uses as much as digits as its factorization.

20030123131241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 20030123131241 its reverse (14213132103002), we get a palindrome (34243255234243).

The spelling of 20030123131241 in words is "twenty trillion, thirty billion, one hundred twenty-three million, one hundred thirty-one thousand, two hundred forty-one".