42231520543151 has 2 divisors, whose sum is σ = 42231520543152. Its totient is φ = 42231520543150.

The previous prime is 42231520543129. The next prime is 42231520543159. The reversal of 42231520543151 is 15134502513224.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42231520543151 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42231520543159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21115760271575 + 21115760271576.

It is an arithmetic number, because the mean of its divisors is an integer number (21115760271576).

Almost surely, 2^{42231520543151} is an apocalyptic number.

42231520543151 is a deficient number, since it is larger than the sum of its proper divisors (1).

42231520543151 is an equidigital number, since it uses as much as digits as its factorization.

42231520543151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144000, while the sum is 38.

The spelling of 42231520543151 in words is "forty-two trillion, two hundred thirty-one billion, five hundred twenty million, five hundred forty-three thousand, one hundred fifty-one".