4021123030039 has 2 divisors, whose sum is σ = 4021123030040. Its totient is φ = 4021123030038.

The previous prime is 4021123029977. The next prime is 4021123030117. The reversal of 4021123030039 is 9300303211204.

4021123030039 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4021123030039 - 2¹¹ = 4021123027991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4021123029989 and 4021123030016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4021123034039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010561515019 + 2010561515020.

It is an arithmetic number, because the mean of its divisors is an integer number (2010561515020).

Almost surely, 2^{4021123030039} is an apocalyptic number.

4021123030039 is a deficient number, since it is larger than the sum of its proper divisors (1).

4021123030039 is an equidigital number, since it uses as much as digits as its factorization.

4021123030039 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3888, while the sum is 28.

The spelling of 4021123030039 in words is "four trillion, twenty-one billion, one hundred twenty-three million, thirty thousand, thirty-nine".