1122143303 has 4 divisors (see below), whose sum is σ = 1128412440. Its totient is φ = 1115874168.

The previous prime is 1122143273. The next prime is 1122143311. The reversal of 1122143303 is 3033412211.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1122143303 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122143383) 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 3 ways as a sum of consecutive naturals, for example, 3134300 + ... + 3134657.

It is an arithmetic number, because the mean of its divisors is an integer number (282103110).

Almost surely, 2^1122143303 is an apocalyptic number.

1122143303 is a deficient number, since it is larger than the sum of its proper divisors (6269137).

1122143303 is an equidigital number, since it uses as much as digits as its factorization.

1122143303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6269136.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 1122143303 is about 33498.4074696097. The cubic root of 1122143303 is about 1039.1608439782.

Adding to 1122143303 its reverse (3033412211), we get a palindrome (4155555514).

The spelling of 1122143303 in words is "one billion, one hundred twenty-two million, one hundred forty-three thousand, three hundred three".