1123010000 has 200 divisors, whose sum is σ = 3170285184. Its totient is φ = 377280000.

The previous prime is 1123009957. The next prime is 1123010023. The reversal of 1123010000 is 103211.

It is a tau number, because it is divible by the number of its divisors (200).

It is a super-2 number, since 2×1123010000² = 2522302920200000000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a self number, because there is not a number n which added to its sum of digits gives 1123010000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 4269869 + ... + 4270131.

Almost surely, 2^1123010000 is an apocalyptic number.

1123010000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1123010000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1585142592).

1123010000 is an abundant number, since it is smaller than the sum of its proper divisors (2047275184).

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

1123010000 is an equidigital number, since it uses as much as digits as its factorization.

1123010000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359 (or 338 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 1123010000 is about 33511.3413637831. The cubic root of 1123010000 is about 1039.4283100589.

Adding to 1123010000 its reverse (103211), we get a palindrome (1123113211).

The spelling of 1123010000 in words is "one billion, one hundred twenty-three million, ten thousand".