Base | Representation |
---|---|
bin | 11110100101101001101… |
… | …100001100010010111000 |
3 | 21102221122211210112212011 |
4 | 132211221230030102320 |
5 | 233414410110400440 |
6 | 4245352344255304 |
7 | 304602551620150 |
oct | 36455154142270 |
9 | 7387584715764 |
10 | 2102012200120 |
11 | 7405050a6698 |
12 | 29b473771534 |
13 | 1232acc00271 |
14 | 73a48c63760 |
15 | 39a28bd99ea |
hex | 1e969b0c4b8 |
2102012200120 has 64 divisors (see below), whose sum is σ = 5417657622720. Its totient is φ = 719025444864.
The previous prime is 2102012200087. The next prime is 2102012200153. The reversal of 2102012200120 is 210022102012.
It is a happy number.
It is an interprime number because it is at equal distance from previous prime (2102012200087) and next prime (2102012200153).
It is a self number, because there is not a number n which added to its sum of digits gives 2102012200120.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8547567 + ... + 8790046.
It is an arithmetic number, because the mean of its divisors is an integer number (84650900355).
Almost surely, 22102012200120 is an apocalyptic number.
2102012200120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2102012200120 is an abundant number, since it is smaller than the sum of its proper divisors (3315645422600).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2102012200120 is a wasteful number, since it uses less digits than its factorization.
2102012200120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17338064 (or 17338060 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 2102012200120 its reverse (210022102012), we get a palindrome (2312034302132).
The spelling of 2102012200120 in words is "two trillion, one hundred two billion, twelve million, two hundred thousand, one hundred twenty".
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