4021003224431 has 2 divisors, whose sum is σ = 4021003224432. Its totient is φ = 4021003224430.

The previous prime is 4021003224421. The next prime is 4021003224443. The reversal of 4021003224431 is 1344223001204.

4021003224431 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 is a cyclic number.

It is not a de Polignac number, because 4021003224431 - 2⁶ = 4021003224367 is a prime.

It is a super-2 number, since 2×4021003224431² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4021003224431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4021003224421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2010501612215 + 2010501612216.

It is an arithmetic number, because the mean of its divisors is an integer number (2010501612216).

Almost surely, 2^{4021003224431} is an apocalyptic number.

4021003224431 is a deficient number, since it is larger than the sum of its proper divisors (1).

4021003224431 is an equidigital number, since it uses as much as digits as its factorization.

4021003224431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 4021003224431 its reverse (1344223001204), we get a palindrome (5365226225635).

The spelling of 4021003224431 in words is "four trillion, twenty-one billion, three million, two hundred twenty-four thousand, four hundred thirty-one".