4312123242442 has 16 divisors (see below), whose sum is σ = 6501926745864. Its totient is φ = 2144833344000.

The previous prime is 4312123242439. The next prime is 4312123242487. The reversal of 4312123242442 is 2442423212134.

It can be written as a sum of positive squares in 4 ways, for example, as 4291323545601 + 20799696841 = 2071551^2 + 144221^2 .

It is a super-3 number, since 3×4312123242442³ (a number of 39 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4312123242398 and 4312123242407.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 4300059 + ... + 5207182.

Almost surely, 2^{4312123242442} is an apocalyptic number.

4312123242442 is a deficient number, since it is larger than the sum of its proper divisors (2189803503422).

4312123242442 is a wasteful number, since it uses less digits than its factorization.

4312123242442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9508425.

The product of its digits is 73728, while the sum is 34.

Adding to 4312123242442 its reverse (2442423212134), we get a palindrome (6754546454576).

The spelling of 4312123242442 in words is "four trillion, three hundred twelve billion, one hundred twenty-three million, two hundred forty-two thousand, four hundred forty-two".