1422331422142 has 4 divisors (see below), whose sum is σ = 2133497133216. Its totient is φ = 711165711070.

The previous prime is 1422331422137. The next prime is 1422331422151. The reversal of 1422331422142 is 2412241332241.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355582855534 + ... + 355582855537.

It is an arithmetic number, because the mean of its divisors is an integer number (533374283304).

Almost surely, 2^{1422331422142} is an apocalyptic number.

1422331422142 is a deficient number, since it is larger than the sum of its proper divisors (711165711074).

1422331422142 is an equidigital number, since it uses as much as digits as its factorization.

1422331422142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711165711073.

The product of its digits is 18432, while the sum is 31.

Adding to 1422331422142 its reverse (2412241332241), we get a palindrome (3834572754383).

The spelling of 1422331422142 in words is "one trillion, four hundred twenty-two billion, three hundred thirty-one million, four hundred twenty-two thousand, one hundred forty-two".