1122130200 has 96 divisors (see below), whose sum is σ = 3513234960. Its totient is φ = 296256000.

The previous prime is 1122130199. The next prime is 1122130201. The reversal of 1122130200 is 20312211.

It is an interprime number because it is at equal distance from previous prime (1122130199) and next prime (1122130201).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122130201) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51342 + ... + 69858.

Almost surely, 2^1122130200 is an apocalyptic number.

1122130200 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 1122130200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1756617480).

1122130200 is an abundant number, since it is smaller than the sum of its proper divisors (2391104760).

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

1122130200 is a wasteful number, since it uses less digits than its factorization.

1122130200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18637 (or 18628 counting only the distinct ones).

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

The square root of 1122130200 is about 33498.2118925772. The cubic root of 1122130200 is about 1039.1567992846.

Adding to 1122130200 its reverse (20312211), we get a palindrome (1142442411).

It can be divided in two parts, 112 and 2130200, that added together give a palindrome (2130312).

The spelling of 1122130200 in words is "one billion, one hundred twenty-two million, one hundred thirty thousand, two hundred".