Base | Representation |
---|---|
bin | 111000011001001000… |
… | …0101110100011110101 |
3 | 102120120211101210010020 |
4 | 1300302100232203311 |
5 | 3441004144030401 |
6 | 131344511115353 |
7 | 11515012551534 |
oct | 1606220564365 |
9 | 376524353106 |
10 | 121102330101 |
11 | 473a5121035 |
12 | 1b578b12b59 |
13 | b55c6a27bc |
14 | 5c0b8d031b |
15 | 323bb4bd36 |
hex | 1c3242e8f5 |
121102330101 has 4 divisors (see below), whose sum is σ = 161469773472. Its totient is φ = 80734886732.
The previous prime is 121102330081. The next prime is 121102330121. The reversal of 121102330101 is 101033201121.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is an interprime number because it is at equal distance from previous prime (121102330081) and next prime (121102330121).
It is a cyclic number.
It is not a de Polignac number, because 121102330101 - 29 = 121102329589 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121102330121) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20183721681 + ... + 20183721686.
It is an arithmetic number, because the mean of its divisors is an integer number (40367443368).
Almost surely, 2121102330101 is an apocalyptic number.
It is an amenable number.
121102330101 is a deficient number, since it is larger than the sum of its proper divisors (40367443371).
121102330101 is an equidigital number, since it uses as much as digits as its factorization.
121102330101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 40367443370.
The product of its (nonzero) digits is 36, while the sum is 15.
Adding to 121102330101 its reverse (101033201121), we get a palindrome (222135531222).
The spelling of 121102330101 in words is "one hundred twenty-one billion, one hundred two million, three hundred thirty thousand, one hundred one".
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