20230131203 has 2 divisors, whose sum is σ = 20230131204. Its totient is φ = 20230131202.

The previous prime is 20230131169. The next prime is 20230131221. The reversal of 20230131203 is 30213103202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20230131203 - 2²⁶ = 20163022339 is a prime.

It is not a weakly prime, because it can be changed into another prime (20230131263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10115065601 + 10115065602.

It is an arithmetic number, because the mean of its divisors is an integer number (10115065602).

Almost surely, 2^20230131203 is an apocalyptic number.

20230131203 is a deficient number, since it is larger than the sum of its proper divisors (1).

20230131203 is an equidigital number, since it uses as much as digits as its factorization.

20230131203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 20230131203 its reverse (30213103202), we get a palindrome (50443234405).

The spelling of 20230131203 in words is "twenty billion, two hundred thirty million, one hundred thirty-one thousand, two hundred three".