242231556337171 has 16 divisors (see below), whose sum is σ = 248430608889120. Its totient is φ = 236046420449280.

The previous prime is 242231556337079. The next prime is 242231556337193. The reversal of 242231556337171 is 171733655132242.

It is a cyclic number.

It is not a de Polignac number, because 242231556337171 - 2¹⁵ = 242231556304403 is a prime.

It is a super-2 number, since 2×242231556337171² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (242231356337171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 320372656 + ... + 321127858.

It is an arithmetic number, because the mean of its divisors is an integer number (15526913055570).

Almost surely, 2^{242231556337171} is an apocalyptic number.

242231556337171 is a deficient number, since it is larger than the sum of its proper divisors (6199052551949).

242231556337171 is an equidigital number, since it uses as much as digits as its factorization.

242231556337171 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 764406.

The product of its digits is 6350400, while the sum is 52.

The spelling of 242231556337171 in words is "two hundred forty-two trillion, two hundred thirty-one billion, five hundred fifty-six million, three hundred thirty-seven thousand, one hundred seventy-one".