201122431943 has 2 divisors, whose sum is σ = 201122431944. Its totient is φ = 201122431942.

The previous prime is 201122431921. The next prime is 201122431957. The reversal of 201122431943 is 349134221102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201122431943 - 2¹⁶ = 201122366407 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201122434943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100561215971 + 100561215972.

It is an arithmetic number, because the mean of its divisors is an integer number (100561215972).

Almost surely, 2^201122431943 is an apocalyptic number.

201122431943 is a deficient number, since it is larger than the sum of its proper divisors (1).

201122431943 is an equidigital number, since it uses as much as digits as its factorization.

201122431943 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 201122431943 in words is "two hundred one billion, one hundred twenty-two million, four hundred thirty-one thousand, nine hundred forty-three".