202131119 has 2 divisors, whose sum is σ = 202131120. Its totient is φ = 202131118.

The previous prime is 202131113. The next prime is 202131121. The reversal of 202131119 is 911131202.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202131119 is a prime.

It is a super-2 number, since 2×202131119² = 81713978536384322, which contains 22 as substring.

Together with 202131121, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 202131119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (202131113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101065559 + 101065560.

It is an arithmetic number, because the mean of its divisors is an integer number (101065560).

Almost surely, 2^202131119 is an apocalyptic number.

202131119 is a deficient number, since it is larger than the sum of its proper divisors (1).

202131119 is an equidigital number, since it uses as much as digits as its factorization.

202131119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 20.

The square root of 202131119 is about 14217.2824055795. The cubic root of 202131119 is about 586.8733565296.

The spelling of 202131119 in words is "two hundred two million, one hundred thirty-one thousand, one hundred nineteen".