Base | Representation |
---|---|
bin | 111000111010001100… |
… | …1110110111100100001 |
3 | 102200110011110212111011 |
4 | 1301310121312330201 |
5 | 4000242234120001 |
6 | 132050551420521 |
7 | 11554346013211 |
oct | 1616431667441 |
9 | 380404425434 |
10 | 122212020001 |
11 | 47914554525 |
12 | 1b828684741 |
13 | b6a8566b46 |
14 | 5cb5032241 |
15 | 32a4298d51 |
hex | 1c74676f21 |
122212020001 has 32 divisors (see below), whose sum is σ = 142986332160. Its totient is φ = 103606246656.
The previous prime is 122212019999. The next prime is 122212020011. The reversal of 122212020001 is 100020212221.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 122212020001 - 21 = 122212019999 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (122212020011) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1191390 + ... + 1289896.
It is an arithmetic number, because the mean of its divisors is an integer number (4468322880).
Almost surely, 2122212020001 is an apocalyptic number.
It is an amenable number.
122212020001 is a deficient number, since it is larger than the sum of its proper divisors (20774312159).
122212020001 is a wasteful number, since it uses less digits than its factorization.
122212020001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 98733.
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 122212020001 its reverse (100020212221), we get a palindrome (222232232222).
The spelling of 122212020001 in words is "one hundred twenty-two billion, two hundred twelve million, twenty thousand, one".
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