4023043320242 has 24 divisors (see below), whose sum is σ = 6369144043500. Its totient is φ = 1905576059808.

The previous prime is 4023043320227. The next prime is 4023043320253. The reversal of 4023043320242 is 2420233403204.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3428307761761 + 594735558481 = 1851569^2 + 771191^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20688884 + ... + 20882432.

Almost surely, 2^{4023043320242} is an apocalyptic number.

4023043320242 is a deficient number, since it is larger than the sum of its proper divisors (2346100723258).

4023043320242 is a wasteful number, since it uses less digits than its factorization.

4023043320242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222378 (or 222359 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 29.

Adding to 4023043320242 its reverse (2420233403204), we get a palindrome (6443276723446).

The spelling of 4023043320242 in words is "four trillion, twenty-three billion, forty-three million, three hundred twenty thousand, two hundred forty-two".