1123020222300 has 432 divisors, whose sum is σ = 3662827022400. Its totient is φ = 287565189120.

The previous prime is 1123020222299. The next prime is 1123020222307. The reversal of 1123020222300 is 32220203211.

1123020222300 is a `hidden beast` number, since 1 + 1 + 230 + 202 + 2 + 230 + 0 = 666.

It is a super-2 number, since 2×1123020222300² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1123020222307) by changing a digit.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 907857282 + ... + 907858518.

Almost surely, 2^{1123020222300} is an apocalyptic number.

1123020222300 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 1123020222300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1831413511200).

1123020222300 is an abundant number, since it is smaller than the sum of its proper divisors (2539806800100).

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

1123020222300 is a wasteful number, since it uses less digits than its factorization.

1123020222300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1630 (or 1620 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 1123020222300 its reverse (32220203211), we get a palindrome (1155240425511).

The spelling of 1123020222300 in words is "one trillion, one hundred twenty-three billion, twenty million, two hundred twenty-two thousand, three hundred".