Base | Representation |
---|---|
bin | 11101011101001011111… |
… | …11100010100110110100 |
3 | 10120202102010212111100212 |
4 | 32232211333202212310 |
5 | 113040241131241040 |
6 | 2052541530524552 |
7 | 133056556600004 |
oct | 16564577424664 |
9 | 3522363774325 |
10 | 1012102212020 |
11 | 360259349a09 |
12 | 14419ab96758 |
13 | 74596669943 |
14 | 36db3870004 |
15 | 1b4d8e76d65 |
hex | eba5fe29b4 |
1012102212020 has 36 divisors (see below), whose sum is σ = 2162049346884. Its totient is φ = 397979147520.
The previous prime is 1012102212013. The next prime is 1012102212059. The reversal of 1012102212020 is 202122012101.
It can be written as a sum of positive squares in 2 ways, for example, as 326312852644 + 685789359376 = 571238^2 + 828124^2 .
It is a junction number, because it is equal to n+sod(n) for n = 1012102211986 and 1012102212004.
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, 7199141 + ... + 7338380.
Almost surely, 21012102212020 is an apocalyptic number.
1012102212020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1012102212020 is an abundant number, since it is smaller than the sum of its proper divisors (1149947134864).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1012102212020 is a wasteful number, since it uses less digits than its factorization.
1012102212020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14537648 (or 14537587 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 1012102212020 its reverse (202122012101), we get a palindrome (1214224224121).
The spelling of 1012102212020 in words is "one trillion, twelve billion, one hundred two million, two hundred twelve thousand, twenty".
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