1422642423427 has 2 divisors, whose sum is σ = 1422642423428. Its totient is φ = 1422642423426.

The previous prime is 1422642423379. The next prime is 1422642423431. The reversal of 1422642423427 is 7243242462241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1422642423427 - 2¹¹ = 1422642421379 is a prime.

It is a super-2 number, since 2×1422642423427² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1422642423457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711321211713 + 711321211714.

It is an arithmetic number, because the mean of its divisors is an integer number (711321211714).

Almost surely, 2^{1422642423427} is an apocalyptic number.

1422642423427 is a deficient number, since it is larger than the sum of its proper divisors (1).

1422642423427 is an equidigital number, since it uses as much as digits as its factorization.

1422642423427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1032192, while the sum is 43.

Adding to 1422642423427 its reverse (7243242462241), we get a palindrome (8665884885668).

The spelling of 1422642423427 in words is "one trillion, four hundred twenty-two billion, six hundred forty-two million, four hundred twenty-three thousand, four hundred twenty-seven".