1422154020423 has 16 divisors (see below), whose sum is σ = 1897194026880. Its totient is φ = 947608469664.

The previous prime is 1422154020389. The next prime is 1422154020451. The reversal of 1422154020423 is 3240204512241.

It is a happy number.

It is not a de Polignac number, because 1422154020423 - 2⁸ = 1422154020167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422154020493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75360433 + ... + 75379301.

It is an arithmetic number, because the mean of its divisors is an integer number (118574626680).

Almost surely, 2^{1422154020423} is an apocalyptic number.

1422154020423 is a deficient number, since it is larger than the sum of its proper divisors (475040006457).

1422154020423 is a wasteful number, since it uses less digits than its factorization.

1422154020423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30638.

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 1422154020423 its reverse (3240204512241), we get a palindrome (4662358532664).

The spelling of 1422154020423 in words is "one trillion, four hundred twenty-two billion, one hundred fifty-four million, twenty thousand, four hundred twenty-three".