1423140233422 has 8 divisors (see below), whose sum is σ = 2138448898872. Its totient is φ = 710323933800.

The previous prime is 1423140233419. The next prime is 1423140233423. The reversal of 1423140233422 is 2243320413241.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1423140233423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 623090029 + ... + 623092312.

It is an arithmetic number, because the mean of its divisors is an integer number (267306112359).

Almost surely, 2^{1423140233422} is an apocalyptic number.

1423140233422 is a deficient number, since it is larger than the sum of its proper divisors (715308665450).

1423140233422 is a wasteful number, since it uses less digits than its factorization.

1423140233422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1246182914.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 1423140233422 its reverse (2243320413241), we get a palindrome (3666460646663).

The spelling of 1423140233422 in words is "one trillion, four hundred twenty-three billion, one hundred forty million, two hundred thirty-three thousand, four hundred twenty-two".