Base | Representation |
---|---|
bin | 10001011111011100110… |
… | …110110001100101111100 |
3 | 11020220120112100201111020 |
4 | 101133130312301211330 |
5 | 124143144303101022 |
6 | 2320105225424140 |
7 | 152561465544363 |
oct | 21373466614574 |
9 | 4226515321436 |
10 | 1202001222012 |
11 | 423847398888 |
12 | 174b5793b050 |
13 | 8946b09c346 |
14 | 4226a2207da |
15 | 2140074035c |
hex | 117dcdb197c |
1202001222012 has 96 divisors (see below), whose sum is σ = 3053918246400. Its totient is φ = 366541350912.
The previous prime is 1202001221999. The next prime is 1202001222053. The reversal of 1202001222012 is 2102221002021.
It is a junction number, because it is equal to n+sod(n) for n = 1202001221982 and 1202001222000.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 510153 + ... + 1632255.
It is an arithmetic number, because the mean of its divisors is an integer number (31811648400).
Almost surely, 21202001222012 is an apocalyptic number.
1202001222012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1202001222012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1526959123200).
1202001222012 is an abundant number, since it is smaller than the sum of its proper divisors (1851917024388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1202001222012 is a wasteful number, since it uses less digits than its factorization.
1202001222012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1122275 (or 1122273 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 1202001222012 its reverse (2102221002021), we get a palindrome (3304222224033).
The spelling of 1202001222012 in words is "one trillion, two hundred two billion, one million, two hundred twenty-two thousand, twelve".
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