4243403122042 has 16 divisors (see below), whose sum is σ = 7471010903040. Its totient is φ = 1769449950288.

The previous prime is 4243403121983. The next prime is 4243403122051. The reversal of 4243403122042 is 2402213043424.

It is a junction number, because it is equal to n+sod(n) for n = 4243403121995 and 4243403122013.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4095948442 + ... + 4095949477.

It is an arithmetic number, because the mean of its divisors is an integer number (466938181440).

Almost surely, 2^{4243403122042} is an apocalyptic number.

4243403122042 is a deficient number, since it is larger than the sum of its proper divisors (3227607780998).

4243403122042 is a wasteful number, since it uses less digits than its factorization.

4243403122042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8191897965.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 4243403122042 its reverse (2402213043424), we get a palindrome (6645616165466).

The spelling of 4243403122042 in words is "four trillion, two hundred forty-three billion, four hundred three million, one hundred twenty-two thousand, forty-two".