Base | Representation |
---|---|
bin | 10001101000110010000… |
… | …001011011001111110110 |
3 | 11021212102202110222122220 |
4 | 101220302001123033312 |
5 | 124324204110341042 |
6 | 2324443323103210 |
7 | 153364662055611 |
oct | 21506201331766 |
9 | 4255382428586 |
10 | 1212020012022 |
11 | 428018777026 |
12 | 176a93071b06 |
13 | 8a3a6938261 |
14 | 4293aa75178 |
15 | 217da0b08ec |
hex | 11a3205b3f6 |
1212020012022 has 32 divisors (see below), whose sum is σ = 2508073238880. Its totient is φ = 390006086400.
The previous prime is 1212020011933. The next prime is 1212020012023. The reversal of 1212020012022 is 2202100202121.
It is a junction number, because it is equal to n+sod(n) for n = 1212020011992 and 1212020012010.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1212020012023) 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, 367522 + ... + 1599722.
It is an arithmetic number, because the mean of its divisors is an integer number (78377288715).
Almost surely, 21212020012022 is an apocalyptic number.
1212020012022 is an abundant number, since it is smaller than the sum of its proper divisors (1296053226858).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1212020012022 is a wasteful number, since it uses less digits than its factorization.
1212020012022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1237888.
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 1212020012022 its reverse (2202100202121), we get a palindrome (3414120214143).
The spelling of 1212020012022 in words is "one trillion, two hundred twelve billion, twenty million, twelve thousand, twenty-two".
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