1123231022 has 8 divisors (see below), whose sum is σ = 1692078336. Its totient is φ = 559204912.

The previous prime is 1123231009. The next prime is 1123231027. The reversal of 1123231022 is 2201323211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123231027) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1204718 + ... + 1205649.

It is an arithmetic number, because the mean of its divisors is an integer number (211509792).

Almost surely, 2^1123231022 is an apocalyptic number.

1123231022 is a deficient number, since it is larger than the sum of its proper divisors (568847314).

1123231022 is a wasteful number, since it uses less digits than its factorization.

1123231022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2410602.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1123231022 is about 33514.6389209253. The cubic root of 1123231022 is about 1039.4964962888.

Adding to 1123231022 its reverse (2201323211), we get a palindrome (3324554233).

The spelling of 1123231022 in words is "one billion, one hundred twenty-three million, two hundred thirty-one thousand, twenty-two".