202140371 has 2 divisors, whose sum is σ = 202140372. Its totient is φ = 202140370.

The previous prime is 202140347. The next prime is 202140383. The reversal of 202140371 is 173041202.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 202140371 - 2¹⁸ = 201878227 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (202140311) 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, 101070185 + 101070186.

It is an arithmetic number, because the mean of its divisors is an integer number (101070186).

Almost surely, 2^202140371 is an apocalyptic number.

202140371 is a deficient number, since it is larger than the sum of its proper divisors (1).

202140371 is an equidigital number, since it uses as much as digits as its factorization.

202140371 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 202140371 is about 14217.6077804953. The cubic root of 202140371 is about 586.8823105680.

Adding to 202140371 its reverse (173041202), we get a palindrome (375181573).

The spelling of 202140371 in words is "two hundred two million, one hundred forty thousand, three hundred seventy-one".