Base | Representation |
---|---|
bin | 11011100001001110111001… |
… | …111001010001100100100000 |
3 | 120212112110011122101002011210 |
4 | 123201032321321101210200 |
5 | 111330432443032424440 |
6 | 1105224512544510120 |
7 | 34331126030443410 |
oct | 3341167171214440 |
9 | 525473148332153 |
10 | 121031002233120 |
11 | 35622a61541771 |
12 | 116a875191b340 |
13 | 526c2365ca045 |
14 | 21c5d08a90640 |
15 | ded4629b8a80 |
hex | 6e13b9e51920 |
121031002233120 has 96 divisors (see below), whose sum is σ = 435711608051328. Its totient is φ = 27664229081088.
The previous prime is 121031002233049. The next prime is 121031002233181. The reversal of 121031002233120 is 21332200130121.
It is a tau number, because it is divible by the number of its divisors (96).
It is a Harshad number since it is a multiple of its sum of digits (21).
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, 18010562449 + ... + 18010569168.
It is an arithmetic number, because the mean of its divisors is an integer number (4538662583868).
Almost surely, 2121031002233120 is an apocalyptic number.
121031002233120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
121031002233120 is an abundant number, since it is smaller than the sum of its proper divisors (314680605818208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
121031002233120 is a wasteful number, since it uses less digits than its factorization.
121031002233120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36021131642 (or 36021131634 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 21.
Adding to 121031002233120 its reverse (21332200130121), we get a palindrome (142363202363241).
The spelling of 121031002233120 in words is "one hundred twenty-one trillion, thirty-one billion, two million, two hundred thirty-three thousand, one hundred twenty".
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