Base | Representation |
---|---|
bin | 111000011001001000… |
… | …0101010001001001010 |
3 | 102120120211100212022012 |
4 | 1300302100222021022 |
5 | 3441004142441020 |
6 | 131344510455522 |
7 | 11515012445021 |
oct | 1606220521112 |
9 | 376524325265 |
10 | 121102312010 |
11 | 473a5109489 |
12 | 1b578b045a2 |
13 | b55c6974b4 |
14 | 5c0b8c78b8 |
15 | 323bb467c5 |
hex | 1c3242a24a |
121102312010 has 16 divisors (see below), whose sum is σ = 218216819016. Its totient is φ = 48389223168.
The previous prime is 121102311989. The next prime is 121102312031. The reversal of 121102312010 is 10213201121.
It is an interprime number because it is at equal distance from previous prime (121102311989) and next prime (121102312031).
It can be written as a sum of positive squares in 4 ways, for example, as 31272031921 + 89830280089 = 176839^2 + 299717^2 .
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, 6452867 + ... + 6471606.
Almost surely, 2121102312010 is an apocalyptic number.
121102312010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
121102312010 is a deficient number, since it is larger than the sum of its proper divisors (97114507006).
121102312010 is a wasteful number, since it uses less digits than its factorization.
121102312010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12925417.
The product of its (nonzero) digits is 24, while the sum is 14.
Adding to 121102312010 its reverse (10213201121), we get a palindrome (131315513131).
The spelling of 121102312010 in words is "one hundred twenty-one billion, one hundred two million, three hundred twelve thousand, ten".
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