243132203371 has 2 divisors, whose sum is σ = 243132203372. Its totient is φ = 243132203370.

The previous prime is 243132203351. The next prime is 243132203411. The reversal of 243132203371 is 173302231342.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 243132203371 - 2¹⁹ = 243131679083 is a prime.

It is a super-2 number, since 2×243132203371² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (243132203351) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 121566101685 + 121566101686.

It is an arithmetic number, because the mean of its divisors is an integer number (121566101686).

Almost surely, 2^243132203371 is an apocalyptic number.

243132203371 is a deficient number, since it is larger than the sum of its proper divisors (1).

243132203371 is an equidigital number, since it uses as much as digits as its factorization.

243132203371 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 31.

The spelling of 243132203371 in words is "two hundred forty-three billion, one hundred thirty-two million, two hundred three thousand, three hundred seventy-one".