Base | Representation |
---|---|
bin | 10111000000110101001110… |
… | …100010100101100110101100 |
3 | 111021100210102202220120211000 |
4 | 113000311032202211212230 |
5 | 101231230112314120022 |
6 | 555132130343400300 |
7 | 30214225133250555 |
oct | 2700651642454654 |
9 | 437323382816730 |
10 | 101212222020012 |
11 | 2a281953807854 |
12 | b427734453090 |
13 | 446236b88c44c |
14 | 1adc9aa62d32c |
15 | ba7b674846ac |
hex | 5c0d4e8a59ac |
101212222020012 has 24 divisors (see below), whose sum is σ = 262402057089200. Its totient is φ = 33737407339968.
The previous prime is 101212222020011. The next prime is 101212222020023. The reversal of 101212222020012 is 210020222212101.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is not an unprimeable number, because it can be changed into a prime (101212222020011) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 468575101837 + ... + 468575102052.
Almost surely, 2101212222020012 is an apocalyptic number.
101212222020012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
101212222020012 is an abundant number, since it is smaller than the sum of its proper divisors (161189835069188).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
101212222020012 is a wasteful number, since it uses less digits than its factorization.
101212222020012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 937150203902 (or 937150203894 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 101212222020012 its reverse (210020222212101), we get a palindrome (311232444232113).
The spelling of 101212222020012 in words is "one hundred one trillion, two hundred twelve billion, two hundred twenty-two million, twenty thousand, twelve".
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