1422203120443 has 8 divisors (see below), whose sum is σ = 1625394014720. Its totient is φ = 1219016981160.

The previous prime is 1422203120399. The next prime is 1422203120483. The reversal of 1422203120443 is 3440213022241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1422203120443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1422203120483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 522963 + ... + 1765756.

It is an arithmetic number, because the mean of its divisors is an integer number (203174251840).

Almost surely, 2^{1422203120443} is an apocalyptic number.

1422203120443 is a deficient number, since it is larger than the sum of its proper divisors (203190894277).

1422203120443 is an equidigital number, since it uses as much as digits as its factorization.

1422203120443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2377497.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 1422203120443 its reverse (3440213022241), we get a palindrome (4862416142684).

It can be divided in two parts, 1422203 and 120443, that added together give a triangular number (1542646 = T₁₇₅₆).

The spelling of 1422203120443 in words is "one trillion, four hundred twenty-two billion, two hundred three million, one hundred twenty thousand, four hundred forty-three".