20201201123203 has 2 divisors, whose sum is σ = 20201201123204. Its totient is φ = 20201201123202.

The previous prime is 20201201123177. The next prime is 20201201123219. The reversal of 20201201123203 is 30232110210202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20201201123203 - 2²¹ = 20201199026051 is a prime.

It is not a weakly prime, because it can be changed into another prime (20201201120203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10100600561601 + 10100600561602.

It is an arithmetic number, because the mean of its divisors is an integer number (10100600561602).

Almost surely, 2^{20201201123203} is an apocalyptic number.

20201201123203 is a deficient number, since it is larger than the sum of its proper divisors (1).

20201201123203 is an equidigital number, since it uses as much as digits as its factorization.

20201201123203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 20201201123203 its reverse (30232110210202), we get a palindrome (50433311333405).

The spelling of 20201201123203 in words is "twenty trillion, two hundred one billion, two hundred one million, one hundred twenty-three thousand, two hundred three".