1422403240242 has 8 divisors (see below), whose sum is σ = 2844806480496. Its totient is φ = 474134413412.

The previous prime is 1422403240217. The next prime is 1422403240277. The reversal of 1422403240242 is 2420423042241.

It is a happy number.

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

1422403240242 is an admirable number.

It is an unprimeable number.

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, 118533603348 + ... + 118533603359.

It is an arithmetic number, because the mean of its divisors is an integer number (355600810062).

Almost surely, 2^{1422403240242} is an apocalyptic number.

1422403240242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1422403240242 is a wasteful number, since it uses less digits than its factorization.

1422403240242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237067206712.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 1422403240242 its reverse (2420423042241), we get a palindrome (3842826282483).

The spelling of 1422403240242 in words is "one trillion, four hundred twenty-two billion, four hundred three million, two hundred forty thousand, two hundred forty-two".