14424312031021 has 2 divisors, whose sum is σ = 14424312031022. Its totient is φ = 14424312031020.

The previous prime is 14424312030977. The next prime is 14424312031091. The reversal of 14424312031021 is 12013021342441.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14131321497225 + 292990533796 = 3759165^2 + 541286^2 .

It is a cyclic number.

It is not a de Polignac number, because 14424312031021 - 2³⁷ = 14286873077549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14424312031091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7212156015510 + 7212156015511.

It is an arithmetic number, because the mean of its divisors is an integer number (7212156015511).

Almost surely, 2^{14424312031021} is an apocalyptic number.

It is an amenable number.

14424312031021 is a deficient number, since it is larger than the sum of its proper divisors (1).

14424312031021 is an equidigital number, since it uses as much as digits as its factorization.

14424312031021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 14424312031021 its reverse (12013021342441), we get a palindrome (26437333373462).

The spelling of 14424312031021 in words is "fourteen trillion, four hundred twenty-four billion, three hundred twelve million, thirty-one thousand, twenty-one".