4023003031081 has 2 divisors, whose sum is σ = 4023003031082. Its totient is φ = 4023003031080.

The previous prime is 4023003031007. The next prime is 4023003031169. The reversal of 4023003031081 is 1801303003204.

4023003031081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3273928360000 + 749074671081 = 1809400^2 + 865491^2 .

It is a cyclic number.

It is not a de Polignac number, because 4023003031081 - 2¹¹ = 4023003029033 is a prime.

It is a super-2 number, since 2×4023003031081² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4023003031181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2011501515540 + 2011501515541.

It is an arithmetic number, because the mean of its divisors is an integer number (2011501515541).

Almost surely, 2^{4023003031081} is an apocalyptic number.

It is an amenable number.

4023003031081 is a deficient number, since it is larger than the sum of its proper divisors (1).

4023003031081 is an equidigital number, since it uses as much as digits as its factorization.

4023003031081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 4023003031081 its reverse (1801303003204), we get a palindrome (5824306034285).

The spelling of 4023003031081 in words is "four trillion, twenty-three billion, three million, thirty-one thousand, eighty-one".