Base | Representation |
---|---|
bin | 1001000110010111100011… |
… | …00111000101111111111100 |
3 | 2121211221100002100021111012 |
4 | 10203023301213011333330 |
5 | 10110321000333101022 |
6 | 110320250001214352 |
7 | 4133450506013030 |
oct | 443136147057774 |
9 | 77757302307435 |
10 | 20010011222012 |
11 | 641521a747339 |
12 | 22b20a83313b8 |
13 | b21c22400046 |
14 | 4d26bdaa21c0 |
15 | 24a78dc0dde2 |
hex | 1232f19c5ffc |
20010011222012 has 36 divisors (see below), whose sum is σ = 40591623923760. Its totient is φ = 8454934259520.
The previous prime is 20010011221987. The next prime is 20010011222023. The reversal of 20010011222012 is 21022211001002.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70741937 + ... + 71024232.
Almost surely, 220010011222012 is an apocalyptic number.
It is an amenable number.
20010011222012 is an abundant number, since it is smaller than the sum of its proper divisors (20581612701748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20010011222012 is a wasteful number, since it uses less digits than its factorization.
20010011222012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 141766322 (or 141766249 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 20010011222012 its reverse (21022211001002), we get a palindrome (41032222223014).
The spelling of 20010011222012 in words is "twenty trillion, ten billion, eleven million, two hundred twenty-two thousand, twelve".
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