Base | Representation |
---|---|
bin | 10000010100001110000… |
… | …010111101101011011000 |
3 | 10222012001220020021110200 |
4 | 100110032002331223120 |
5 | 121332230330402300 |
6 | 2215025441142200 |
7 | 144001633534635 |
oct | 20241602755330 |
9 | 3865056207420 |
10 | 1121222122200 |
11 | 3a2564726564 |
12 | 16137302a960 |
13 | 8196672172b |
14 | 3c3a5bdb18c |
15 | 1e273b77200 |
hex | 1050e0bdad8 |
1121222122200 has 576 divisors, whose sum is σ = 4011067382400. Its totient is φ = 280143360000.
The previous prime is 1121222122199. The next prime is 1121222122253. The reversal of 1121222122200 is 22212221211.
It is a happy number.
1121222122200 is a `hidden beast` number, since 1 + 121 + 222 + 122 + 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 an unprimeable number.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 1450481014 + ... + 1450481786.
It is an arithmetic number, because the mean of its divisors is an integer number (6963658650).
Almost surely, 21121222122200 is an apocalyptic number.
1121222122200 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 1121222122200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2005533691200).
1121222122200 is an abundant number, since it is smaller than the sum of its proper divisors (2889845260200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1121222122200 is a wasteful number, since it uses less digits than its factorization.
1121222122200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1612 (or 1600 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 1121222122200 its reverse (22212221211), we get a palindrome (1143434343411).
It can be divided in two parts, 112122 and 2122200, that added together give a palindrome (2234322).
The spelling of 1121222122200 in words is "one trillion, one hundred twenty-one billion, two hundred twenty-two million, one hundred twenty-two thousand, two hundred".
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