1122123000 has 64 divisors (see below), whose sum is σ = 3501033120. Its totient is φ = 299232000.

The previous prime is 1122122983. The next prime is 1122123019. The reversal of 1122123000 is 3212211.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 184021 + ... + 190020.

Almost surely, 2^1122123000 is an apocalyptic number.

1122123000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122123000 is an abundant number, since it is smaller than the sum of its proper divisors (2378910120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1122123000 is a wasteful number, since it uses less digits than its factorization.

1122123000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374065 (or 374051 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1122123000 is about 33498.1044239820. The cubic root of 1122123000 is about 1039.1545767425.

Adding to 1122123000 its reverse (3212211), we get a palindrome (1125335211).

The spelling of 1122123000 in words is "one billion, one hundred twenty-two million, one hundred twenty-three thousand".