Base | Representation |
---|---|
bin | 11101011101001101001… |
… | …01101001100100010001 |
3 | 10120202102211200001001011 |
4 | 32232212211221210101 |
5 | 113040301210431001 |
6 | 2052542525010521 |
7 | 133060040525215 |
oct | 16564645514421 |
9 | 3522384601034 |
10 | 1012112202001 |
11 | 360263a5259a |
12 | 1441a23b3a41 |
13 | 74598756a84 |
14 | 36db4d10945 |
15 | 1b4d9c9bd51 |
hex | eba6969911 |
1012112202001 has 4 divisors (see below), whose sum is σ = 1012730476212. Its totient is φ = 1011493927792.
The previous prime is 1012112201993. The next prime is 1012112202029. The reversal of 1012112202001 is 1002022112101.
1012112202001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 507478140625 + 504634061376 = 712375^2 + 710376^2 .
It is a cyclic number.
It is not a de Polignac number, because 1012112202001 - 23 = 1012112201993 is a prime.
It is a super-2 number, since 2×10121122020012 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1012112302001) 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, 309134650 + ... + 309137923.
It is an arithmetic number, because the mean of its divisors is an integer number (253182619053).
Almost surely, 21012112202001 is an apocalyptic number.
It is an amenable number.
1012112202001 is a deficient number, since it is larger than the sum of its proper divisors (618274211).
1012112202001 is an equidigital number, since it uses as much as digits as its factorization.
1012112202001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 618274210.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 1012112202001 its reverse (1002022112101), we get a palindrome (2014134314102).
The spelling of 1012112202001 in words is "one trillion, twelve billion, one hundred twelve million, two hundred two thousand, one".
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