442031044101431 has 2 divisors, whose sum is σ = 442031044101432. Its totient is φ = 442031044101430.

The previous prime is 442031044101389. The next prime is 442031044101461. The reversal of 442031044101431 is 134101440130244.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 442031044101431 - 2¹⁴ = 442031044085047 is a prime.

It is a super-2 number, since 2×442031044101431² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (442031044101461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221015522050715 + 221015522050716.

It is an arithmetic number, because the mean of its divisors is an integer number (221015522050716).

Almost surely, 2^{442031044101431} is an apocalyptic number.

442031044101431 is a deficient number, since it is larger than the sum of its proper divisors (1).

442031044101431 is an equidigital number, since it uses as much as digits as its factorization.

442031044101431 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 442031044101431 its reverse (134101440130244), we get a palindrome (576132484231675).

The spelling of 442031044101431 in words is "four hundred forty-two trillion, thirty-one billion, forty-four million, one hundred one thousand, four hundred thirty-one".