Base | Representation |
---|---|
bin | 10000001010110010110… |
… | …101110011101011011000 |
3 | 10221012221121110102021211 |
4 | 100022302311303223120 |
5 | 121201014103341440 |
6 | 2210233324112504 |
7 | 143163100162552 |
oct | 20126265635330 |
9 | 3835847412254 |
10 | 1111102012120 |
11 | 399241135021 |
12 | 15b409995734 |
13 | 80a12b9c209 |
14 | 3bac5b304d2 |
15 | 1dd80490eea |
hex | 102b2d73ad8 |
1111102012120 has 32 divisors (see below), whose sum is σ = 2506506923520. Its totient is φ = 443280378880.
The previous prime is 1111102012109. The next prime is 1111102012133. The reversal of 1111102012120 is 212102011111.
It is a happy number.
It is a super-2 number, since 2×11111020121202 (a number of 25 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 1111102012120.
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, 36247801 + ... + 36278440.
It is an arithmetic number, because the mean of its divisors is an integer number (78328341360).
Almost surely, 21111102012120 is an apocalyptic number.
1111102012120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1111102012120 is an abundant number, since it is smaller than the sum of its proper divisors (1395404911400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1111102012120 is a wasteful number, since it uses less digits than its factorization.
1111102012120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72526635 (or 72526631 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 13.
Adding to 1111102012120 its reverse (212102011111), we get a palindrome (1323204023231).
The spelling of 1111102012120 in words is "one trillion, one hundred eleven billion, one hundred two million, twelve thousand, one hundred twenty".
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