Base | Representation |
---|---|
bin | 11011100100000000111110… |
… | …010010111000110110000000 |
3 | 120220012201200200122202000101 |
4 | 123210000332102320312000 |
5 | 111342101032214213440 |
6 | 1105452413313332144 |
7 | 34351005113504041 |
oct | 3344007622706600 |
9 | 526181620582011 |
10 | 121222202101120 |
11 | 356970579144aa |
12 | 11719812267054 |
13 | 52842876a8103 |
14 | 21d12861068c8 |
15 | e0340359169a |
hex | 6e403e4b8d80 |
121222202101120 has 64 divisors (see below), whose sum is σ = 289798235209440. Its totient is φ = 48488645201920.
The previous prime is 121222202101111. The next prime is 121222202101139. The reversal of 121222202101120 is 21101202222121.
It is a tau number, because it is divible by the number of its divisors (64).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198448965 + ... + 199058875.
Almost surely, 2121222202101120 is an apocalyptic number.
121222202101120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
121222202101120 is an abundant number, since it is smaller than the sum of its proper divisors (168576033108320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121222202101120 is an equidigital number, since it uses as much as digits as its factorization.
121222202101120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 920483 (or 920471 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 19.
Adding to 121222202101120 its reverse (21101202222121), we get a palindrome (142323404323241).
The spelling of 121222202101120 in words is "one hundred twenty-one trillion, two hundred twenty-two billion, two hundred two million, one hundred one thousand, one hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.083 sec. • engine limits •