Base | Representation |
---|---|
bin | 11001010010001101000010… |
… | …010100110101111111011100 |
3 | 112120201211002022111212112020 |
4 | 121102031002110311333130 |
5 | 104033413410410133040 |
6 | 1032301313342540140 |
7 | 32265041655561045 |
oct | 3122150224657734 |
9 | 476654068455466 |
10 | 111202111021020 |
11 | 32483606702658 |
12 | 1057b869b97650 |
13 | 4a08411035516 |
14 | 1d662d49838cc |
15 | ccc94e8e0cd0 |
hex | 652342535fdc |
111202111021020 has 96 divisors (see below), whose sum is σ = 318610264482048. Its totient is φ = 28963972058112.
The previous prime is 111202111021009. The next prime is 111202111021031. The reversal of 111202111021020 is 20120111202111.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (111202111021009) and next prime (111202111021031).
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 368523447 + ... + 368825073.
It is an arithmetic number, because the mean of its divisors is an integer number (3318856921688).
Almost surely, 2111202111021020 is an apocalyptic number.
111202111021020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
111202111021020 is an abundant number, since it is smaller than the sum of its proper divisors (207408153461028).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
111202111021020 is a wasteful number, since it uses less digits than its factorization.
111202111021020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 444579 (or 444577 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 15.
Adding to 111202111021020 its reverse (20120111202111), we get a palindrome (131322222223131).
The spelling of 111202111021020 in words is "one hundred eleven trillion, two hundred two billion, one hundred eleven million, twenty-one thousand, twenty".
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