42431143122301 has 2 divisors, whose sum is σ = 42431143122302. Its totient is φ = 42431143122300.

The previous prime is 42431143122289. The next prime is 42431143122331. The reversal of 42431143122301 is 10322134113424.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35255034384025 + 7176108738276 = 5937595^2 + 2678826^2 .

It is a cyclic number.

It is not a de Polignac number, because 42431143122301 - 2¹³ = 42431143114109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42431143122331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21215571561150 + 21215571561151.

It is an arithmetic number, because the mean of its divisors is an integer number (21215571561151).

Almost surely, 2^{42431143122301} is an apocalyptic number.

It is an amenable number.

42431143122301 is a deficient number, since it is larger than the sum of its proper divisors (1).

42431143122301 is an equidigital number, since it uses as much as digits as its factorization.

42431143122301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 42431143122301 its reverse (10322134113424), we get a palindrome (52753277235725).

The spelling of 42431143122301 in words is "forty-two trillion, four hundred thirty-one billion, one hundred forty-three million, one hundred twenty-two thousand, three hundred one".