142220004331 has 2 divisors, whose sum is σ = 142220004332. Its totient is φ = 142220004330.

The previous prime is 142220004307. The next prime is 142220004343. The reversal of 142220004331 is 133400022241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142220004331 - 2⁵ = 142220004299 is a prime.

It is a super-2 number, since 2×142220004331² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (142220004371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71110002165 + 71110002166.

It is an arithmetic number, because the mean of its divisors is an integer number (71110002166).

Almost surely, 2^142220004331 is an apocalyptic number.

142220004331 is a deficient number, since it is larger than the sum of its proper divisors (1).

142220004331 is an equidigital number, since it uses as much as digits as its factorization.

142220004331 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 142220004331 its reverse (133400022241), we get a palindrome (275620026572).

The spelling of 142220004331 in words is "one hundred forty-two billion, two hundred twenty million, four thousand, three hundred thirty-one".