1142214422 has 4 divisors (see below), whose sum is σ = 1713321636. Its totient is φ = 571107210.

The previous prime is 1142214421. The next prime is 1142214433. The reversal of 1142214422 is 2244122411.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1142214421) by changing a digit.

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 as a sum of consecutive naturals, namely, 285553604 + ... + 285553607.

It is an arithmetic number, because the mean of its divisors is an integer number (428330409).

Almost surely, 2^1142214422 is an apocalyptic number.

1142214422 is a deficient number, since it is larger than the sum of its proper divisors (571107214).

1142214422 is an equidigital number, since it uses as much as digits as its factorization.

1142214422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 571107213.

The product of its digits is 1024, while the sum is 23.

The square root of 1142214422 is about 33796.6628825983. The cubic root of 1142214422 is about 1045.3198877219.

Adding to 1142214422 its reverse (2244122411), we get a palindrome (3386336833).

The spelling of 1142214422 in words is "one billion, one hundred forty-two million, two hundred fourteen thousand, four hundred twenty-two".