Base | Representation |
---|---|
bin | 11110110110011001111… |
… | …010011100100000111010 |
3 | 21111200002112002222000020 |
4 | 132312121322130200322 |
5 | 234213230241041442 |
6 | 4301525353151310 |
7 | 306110414061555 |
oct | 36663172344072 |
9 | 7450075088006 |
10 | 2120001112122 |
11 | 7480a63a5513 |
12 | 2a2a540bb536 |
13 | 124bb8a4a9aa |
14 | 7487400569c |
15 | 3a22d1029ec |
hex | 1ed99e9c83a |
2120001112122 has 32 divisors (see below), whose sum is σ = 4247145669312. Its totient is φ = 705477462144.
The previous prime is 2120001112111. The next prime is 2120001112133. The reversal of 2120001112122 is 2212111000212.
It is an interprime number because it is at equal distance from previous prime (2120001112111) and next prime (2120001112133).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8447638 + ... + 8694974.
It is an arithmetic number, because the mean of its divisors is an integer number (132723302166).
Almost surely, 22120001112122 is an apocalyptic number.
2120001112122 is an abundant number, since it is smaller than the sum of its proper divisors (2127144557190).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2120001112122 is a wasteful number, since it uses less digits than its factorization.
2120001112122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 249742.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 2120001112122 its reverse (2212111000212), we get a palindrome (4332112112334).
The spelling of 2120001112122 in words is "two trillion, one hundred twenty billion, one million, one hundred twelve thousand, one hundred twenty-two".
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