4304042212123 has 4 divisors (see below), whose sum is σ = 4304049786400. Its totient is φ = 4304034637848.

The previous prime is 4304042212073. The next prime is 4304042212147. The reversal of 4304042212123 is 3212122404034.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4304042212123 - 2⁹ = 4304042211611 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4304042212091 and 4304042212100.

It is not an unprimeable number, because it can be changed into a prime (4304042212423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2858940 + ... + 4096537.

It is an arithmetic number, because the mean of its divisors is an integer number (1076012446600).

Almost surely, 2^{4304042212123} is an apocalyptic number.

4304042212123 is a deficient number, since it is larger than the sum of its proper divisors (7574277).

4304042212123 is an equidigital number, since it uses as much as digits as its factorization.

4304042212123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7574276.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 4304042212123 its reverse (3212122404034), we get a palindrome (7516164616157).

The spelling of 4304042212123 in words is "four trillion, three hundred four billion, forty-two million, two hundred twelve thousand, one hundred twenty-three".