Base | Representation |
---|---|
bin | 110000001101010011001101… |
… | …011011011001101011111010 |
3 | 1000210200221020010100211202010 |
4 | 300031103031123121223322 |
5 | 210242214343300041442 |
6 | 2030532424003150350 |
7 | 62441645335415601 |
oct | 6015231533315372 |
9 | 1023627203324663 |
10 | 212020212112122 |
11 | 616132a3422147 |
12 | 1b942b300753b6 |
13 | 913c56029170b |
14 | 3a4db93b40a38 |
15 | 197a1eb678b9c |
hex | c0d4cd6d9afa |
212020212112122 has 64 divisors (see below), whose sum is σ = 456706190868480. Its totient is φ = 65379664905984.
The previous prime is 212020212112099. The next prime is 212020212112127. The reversal of 212020212112122 is 221211212020212.
It is not an unprimeable number, because it can be changed into a prime (212020212112127) 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, 57198058 + ... + 60791925.
It is an arithmetic number, because the mean of its divisors is an integer number (7136034232320).
Almost surely, 2212020212112122 is an apocalyptic number.
212020212112122 is an abundant number, since it is smaller than the sum of its proper divisors (244685978756358).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212020212112122 is a wasteful number, since it uses less digits than its factorization.
212020212112122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 117990307.
The product of its (nonzero) digits is 256, while the sum is 21.
Adding to 212020212112122 its reverse (221211212020212), we get a palindrome (433231424132334).
The spelling of 212020212112122 in words is "two hundred twelve trillion, twenty billion, two hundred twelve million, one hundred twelve thousand, one hundred twenty-two".
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