202113133819 has 2 divisors, whose sum is σ = 202113133820. Its totient is φ = 202113133818.

The previous prime is 202113133771. The next prime is 202113133889. The reversal of 202113133819 is 918331311202.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 202113133819 - 2¹⁷ = 202113002747 is a prime.

It is a super-2 number, since 2×202113133819² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (202113133889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101056566909 + 101056566910.

It is an arithmetic number, because the mean of its divisors is an integer number (101056566910).

Almost surely, 2^202113133819 is an apocalyptic number.

202113133819 is a deficient number, since it is larger than the sum of its proper divisors (1).

202113133819 is an equidigital number, since it uses as much as digits as its factorization.

202113133819 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 34.

The spelling of 202113133819 in words is "two hundred two billion, one hundred thirteen million, one hundred thirty-three thousand, eight hundred nineteen".