1142224011 has 30 divisors (see below), whose sum is σ = 1736123972. Its totient is φ = 748391400.

The previous prime is 1142223989. The next prime is 1142224019. The reversal of 1142224011 is 1104222411.

1142224011 is a `hidden beast` number, since 1 + 1 + 422 + 240 + 1 + 1 = 666.

It is not a de Polignac number, because 1142224011 - 2⁷ = 1142223883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1142224019) 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 in 29 ways as a sum of consecutive naturals, for example, 279936 + ... + 283986.

Almost surely, 2^1142224011 is an apocalyptic number.

1142224011 is a deficient number, since it is larger than the sum of its proper divisors (593899961).

1142224011 is an frugal number, since it uses more digits than its factorization.

1142224011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4181 (or 4113 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

The square root of 1142224011 is about 33796.8047454194. The cubic root of 1142224011 is about 1045.3228129007.

Adding to 1142224011 its reverse (1104222411), we get a palindrome (2246446422).

The spelling of 1142224011 in words is "one billion, one hundred forty-two million, two hundred twenty-four thousand, eleven".