Base | Representation |
---|---|
bin | 11110111000010010010… |
… | …111100001111000100100 |
3 | 21111212022100202211001100 |
4 | 132320102113201320210 |
5 | 234231400113032322 |
6 | 4302502104000100 |
7 | 306211453260450 |
oct | 36702227417044 |
9 | 7455270684040 |
10 | 2122022002212 |
11 | 748a43110112 |
12 | 2a3318a60030 |
13 | 12514b62a648 |
14 | 749c657b660 |
15 | 3a2ea73edac |
hex | 1ee125e1e24 |
2122022002212 has 144 divisors (see below), whose sum is σ = 6330175581184. Its totient is φ = 586535904000.
The previous prime is 2122022002189. The next prime is 2122022002231. The reversal of 2122022002212 is 2122002202212.
2122022002212 is a `hidden beast` number, since 2 + 1 + 220 + 220 + 0 + 221 + 2 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23868162 + ... + 23956902.
Almost surely, 22122022002212 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2122022002212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3165087790592).
2122022002212 is an abundant number, since it is smaller than the sum of its proper divisors (4208153578972).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2122022002212 is a wasteful number, since it uses less digits than its factorization.
2122022002212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91850 (or 91845 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 18.
Adding to 2122022002212 its reverse (2122002202212), we get a palindrome (4244024204424).
The spelling of 2122022002212 in words is "two trillion, one hundred twenty-two billion, twenty-two million, two thousand, two hundred twelve".
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