Base | Representation |
---|---|
bin | 11101001000101100101… |
… | …01100001100011110000 |
3 | 10112201000112020222112202 |
4 | 32210112111201203300 |
5 | 112400224120334300 |
6 | 2043522220442332 |
7 | 132220146425246 |
oct | 16442625414360 |
9 | 3481015228482 |
10 | 1001102121200 |
11 | 356624059965 |
12 | 14202b0a93a8 |
13 | 7353270cb6c |
14 | 3664c978796 |
15 | 1b0933baad5 |
hex | e9165618f0 |
1001102121200 has 60 divisors (see below), whose sum is σ = 2488084007640. Its totient is φ = 386632538880.
The previous prime is 1001102121169. The next prime is 1001102121223. The reversal of 1001102121200 is 21212011001.
It is a super-2 number, since 2×10011021212002 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43139354 + ... + 43162553.
It is an arithmetic number, because the mean of its divisors is an integer number (41468066794).
Almost surely, 21001102121200 is an apocalyptic number.
1001102121200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1001102121200 is an abundant number, since it is smaller than the sum of its proper divisors (1486981886440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1001102121200 is a wasteful number, since it uses less digits than its factorization.
1001102121200 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86301954 (or 86301943 counting only the distinct ones).
The product of its (nonzero) digits is 8, while the sum is 11.
Adding to 1001102121200 its reverse (21212011001), we get a palindrome (1022314132201).
The spelling of 1001102121200 in words is "one trillion, one billion, one hundred two million, one hundred twenty-one thousand, two hundred".
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