Base | Representation |
---|---|
bin | 11110111001011001111… |
… | …010011000001111111000 |
3 | 21111222102000101021200011 |
4 | 132321121322120033320 |
5 | 234241324403220440 |
6 | 4303221142551304 |
7 | 306253266641536 |
oct | 36713172301770 |
9 | 7458360337604 |
10 | 2123222320120 |
11 | 7494a9713790 |
12 | 2a35b2a38534 |
13 | 1252b0203725 |
14 | 74a9bb51156 |
15 | 3a36acde9ea |
hex | 1ee59e983f8 |
2123222320120 has 64 divisors (see below), whose sum is σ = 5284947824640. Its totient is φ = 761206454400.
The previous prime is 2123222320033. The next prime is 2123222320123. The reversal of 2123222320120 is 210232223212.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a junction number, because it is equal to n+sod(n) for n = 2123222320091 and 2123222320100.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2123222320123) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33951192 + ... + 34013671.
It is an arithmetic number, because the mean of its divisors is an integer number (82577309760).
Almost surely, 22123222320120 is an apocalyptic number.
2123222320120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2123222320120 is an abundant number, since it is smaller than the sum of its proper divisors (3161725504520).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2123222320120 is a wasteful number, since it uses less digits than its factorization.
2123222320120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 67964956 (or 67964952 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 22.
Adding to 2123222320120 its reverse (210232223212), we get a palindrome (2333454543332).
The spelling of 2123222320120 in words is "two trillion, one hundred twenty-three billion, two hundred twenty-two million, three hundred twenty thousand, one hundred twenty".
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