1422113143243 has 16 divisors (see below), whose sum is σ = 1542611974176. Its totient is φ = 1303233592320.

The previous prime is 1422113143207. The next prime is 1422113143333. The reversal of 1422113143243 is 3423413112241.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1422113143243 - 2⁹ = 1422113142731 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1422113149243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 359113 + ... + 1724293.

It is an arithmetic number, because the mean of its divisors is an integer number (96413248386).

Almost surely, 2^{1422113143243} is an apocalyptic number.

1422113143243 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1422113143243 is a deficient number, since it is larger than the sum of its proper divisors (120498830933).

1422113143243 is a wasteful number, since it uses less digits than its factorization.

1422113143243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1365774.

The product of its digits is 13824, while the sum is 31.

Adding to 1422113143243 its reverse (3423413112241), we get a palindrome (4845526255484).

The spelling of 1422113143243 in words is "one trillion, four hundred twenty-two billion, one hundred thirteen million, one hundred forty-three thousand, two hundred forty-three".