1422042223423 has 4 divisors (see below), whose sum is σ = 1422105416928. Its totient is φ = 1421979029920.

The previous prime is 1422042223409. The next prime is 1422042223447. The reversal of 1422042223423 is 3243222402241.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1422042223423 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422042223403) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31562986 + ... + 31608007.

It is an arithmetic number, because the mean of its divisors is an integer number (355526354232).

Almost surely, 2^{1422042223423} is an apocalyptic number.

1422042223423 is a deficient number, since it is larger than the sum of its proper divisors (63193505).

1422042223423 is an equidigital number, since it uses as much as digits as its factorization.

1422042223423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63193504.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 1422042223423 its reverse (3243222402241), we get a palindrome (4665264625664).

The spelling of 1422042223423 in words is "one trillion, four hundred twenty-two billion, forty-two million, two hundred twenty-three thousand, four hundred twenty-three".