442143310100522 has 8 divisors (see below), whose sum is σ = 681139693938756. Its totient is φ = 215096745454272.

The previous prime is 442143310100519. The next prime is 442143310100537. The reversal of 442143310100522 is 225001013341244.

It can be written as a sum of positive squares in 2 ways, for example, as 442050162450121 + 93147650401 = 21024989^2 + 305201^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2987454797903 + ... + 2987454798050.

Almost surely, 2^{442143310100522} is an apocalyptic number.

442143310100522 is a deficient number, since it is larger than the sum of its proper divisors (238996383838234).

442143310100522 is a wasteful number, since it uses less digits than its factorization.

442143310100522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5974909595992.

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 442143310100522 its reverse (225001013341244), we get a palindrome (667144323441766).

The spelling of 442143310100522 in words is "four hundred forty-two trillion, one hundred forty-three billion, three hundred ten million, one hundred thousand, five hundred twenty-two".