Base | Representation |
---|---|
bin | 11101101100010010100… |
… | …00101011101101111000 |
3 | 10121112100012021221021110 |
4 | 32312021100223231320 |
5 | 113203342241213422 |
6 | 2100402243040320 |
7 | 133464520530426 |
oct | 16661120535570 |
9 | 3545305257243 |
10 | 1020210101112 |
11 | 36373a006aa4 |
12 | 1458823700a0 |
13 | 75289356357 |
14 | 375425c0116 |
15 | 1b810b8460c |
hex | ed8942bb78 |
1020210101112 has 64 divisors (see below), whose sum is σ = 2675191633920. Its totient is φ = 323838960768.
The previous prime is 1020210101087. The next prime is 1020210101179. The reversal of 1020210101112 is 2111010120201.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12180448 + ... + 12263919.
It is an arithmetic number, because the mean of its divisors is an integer number (41799869280).
Almost surely, 21020210101112 is an apocalyptic number.
1020210101112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
1020210101112 is an abundant number, since it is smaller than the sum of its proper divisors (1654981532808).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1020210101112 is a wasteful number, since it uses less digits than its factorization.
1020210101112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24444460 (or 24444456 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 12.
Adding to 1020210101112 its reverse (2111010120201), we get a palindrome (3131220221313).
The spelling of 1020210101112 in words is "one trillion, twenty billion, two hundred ten million, one hundred one thousand, one hundred twelve".
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