442224422131 has 2 divisors, whose sum is σ = 442224422132. Its totient is φ = 442224422130.

The previous prime is 442224422111. The next prime is 442224422243. The reversal of 442224422131 is 131224422244.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 442224422131 - 2⁹ = 442224421619 is a prime.

It is a super-2 number, since 2×442224422131² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 442224422093 and 442224422102.

It is not a weakly prime, because it can be changed into another prime (442224422111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 221112211065 + 221112211066.

It is an arithmetic number, because the mean of its divisors is an integer number (221112211066).

Almost surely, 2^442224422131 is an apocalyptic number.

442224422131 is a deficient number, since it is larger than the sum of its proper divisors (1).

442224422131 is an equidigital number, since it uses as much as digits as its factorization.

442224422131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24576, while the sum is 31.

Adding to 442224422131 its reverse (131224422244), we get a palindrome (573448844375).

The spelling of 442224422131 in words is "four hundred forty-two billion, two hundred twenty-four million, four hundred twenty-two thousand, one hundred thirty-one".