202111131203 has 2 divisors, whose sum is σ = 202111131204. Its totient is φ = 202111131202.

The previous prime is 202111131197. The next prime is 202111131251. The reversal of 202111131203 is 302131111202.

202111131203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202111131203 - 2²⁴ = 202094353987 is a prime.

It is not a weakly prime, because it can be changed into another prime (202111131403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101055565601 + 101055565602.

It is an arithmetic number, because the mean of its divisors is an integer number (101055565602).

Almost surely, 2^202111131203 is an apocalyptic number.

202111131203 is a deficient number, since it is larger than the sum of its proper divisors (1).

202111131203 is an equidigital number, since it uses as much as digits as its factorization.

202111131203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 202111131203 its reverse (302131111202), we get a palindrome (504242242405).

The spelling of 202111131203 in words is "two hundred two billion, one hundred eleven million, one hundred thirty-one thousand, two hundred three".