1122123310200 has 336 divisors, whose sum is σ = 3937597642800. Its totient is φ = 297245376000.

The previous prime is 1122123310193. The next prime is 1122123310201. The reversal of 1122123310200 is 20133212211.

1122123310200 is a `hidden beast` number, since 1 + 1 + 221 + 233 + 10 + 200 = 666.

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 (1122123310201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 83 ways as a sum of consecutive naturals, for example, 21990316 + ... + 22041284.

Almost surely, 2^{1122123310200} is an apocalyptic number.

1122123310200 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 1122123310200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1968798821400).

1122123310200 is an abundant number, since it is smaller than the sum of its proper divisors (2815474332600).

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

1122123310200 is a wasteful number, since it uses less digits than its factorization.

1122123310200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51154 (or 51130 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 1122123310200 its reverse (20133212211), we get a palindrome (1142256522411).

The spelling of 1122123310200 in words is "one trillion, one hundred twenty-two billion, one hundred twenty-three million, three hundred ten thousand, two hundred".