1422211142 has 32 divisors (see below), whose sum is σ = 2479317120. Its totient is φ = 605041920.

The previous prime is 1422211129. The next prime is 1422211163. The reversal of 1422211142 is 2411122241.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14198 + ... + 55190.

It is an arithmetic number, because the mean of its divisors is an integer number (77478660).

Almost surely, 2^1422211142 is an apocalyptic number.

1422211142 is a deficient number, since it is larger than the sum of its proper divisors (1057105978).

1422211142 is a wasteful number, since it uses less digits than its factorization.

1422211142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41108.

The product of its digits is 256, while the sum is 20.

The square root of 1422211142 is about 37712.2147586163. The cubic root of 1422211142 is about 1124.5739666172.

Adding to 1422211142 its reverse (2411122241), we get a palindrome (3833333383).

The spelling of 1422211142 in words is "one billion, four hundred twenty-two million, two hundred eleven thousand, one hundred forty-two".