Base | Representation |
---|---|
bin | 11011100001000101110011… |
… | …100111110111111110100010 |
3 | 120212111111221211110111022000 |
4 | 123201011303213313332202 |
5 | 111330302441213112010 |
6 | 1105220215335224430 |
7 | 34330331660242455 |
oct | 3341056347677642 |
9 | 525444854414260 |
10 | 121021233332130 |
11 | 356198a922087a |
12 | 116a6886218116 |
13 | 526b33a765161 |
14 | 21c565d4c749c |
15 | ded0900597c0 |
hex | 6e11739f7fa2 |
121021233332130 has 128 divisors (see below), whose sum is σ = 333861065280000. Its totient is φ = 31158613833984.
The previous prime is 121021233332089. The next prime is 121021233332161. The reversal of 121021233332130 is 31233332120121.
121021233332130 is a `hidden beast` number, since 1 + 2 + 1 + 0 + 2 + 1 + 2 + 333 + 321 + 3 + 0 = 666.
It is a super-2 number, since 2×1210212333321302 (a number of 29 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a junction number, because it is equal to n+sod(n) for n = 121021233332094 and 121021233332103.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 305790816 + ... + 306186324.
It is an arithmetic number, because the mean of its divisors is an integer number (2608289572500).
Almost surely, 2121021233332130 is an apocalyptic number.
121021233332130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
121021233332130 is an abundant number, since it is smaller than the sum of its proper divisors (212839831947870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121021233332130 is a wasteful number, since it uses less digits than its factorization.
121021233332130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 434633 (or 434627 counting only the distinct ones).
The product of its (nonzero) digits is 3888, while the sum is 27.
Adding to 121021233332130 its reverse (31233332120121), we get a palindrome (152254565452251).
The spelling of 121021233332130 in words is "one hundred twenty-one trillion, twenty-one billion, two hundred thirty-three million, three hundred thirty-two thousand, one hundred thirty".
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