Base | Representation |
---|---|
bin | 11101101011111011111… |
… | …11011100000011010010 |
3 | 10121111212000112012000020 |
4 | 32311331333130003102 |
5 | 113203000340443442 |
6 | 2100331410404310 |
7 | 133460033465112 |
oct | 16657577340322 |
9 | 3544760465006 |
10 | 1020021031122 |
11 | 363652309a05 |
12 | 14582ab90696 |
13 | 75259128012 |
14 | 37525445042 |
15 | 1b7ee2889ec |
hex | ed7dfdc0d2 |
1020021031122 has 16 divisors (see below), whose sum is σ = 2052257884992. Its totient is φ = 337971039920.
The previous prime is 1020021031111. The next prime is 1020021031123. The reversal of 1020021031122 is 2211301200201.
It is not an unprimeable number, because it can be changed into a prime (1020021031123) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 508991529 + ... + 508993532.
It is an arithmetic number, because the mean of its divisors is an integer number (128266117812).
Almost surely, 21020021031122 is an apocalyptic number.
1020021031122 is an abundant number, since it is smaller than the sum of its proper divisors (1032236853870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1020021031122 is a wasteful number, since it uses less digits than its factorization.
1020021031122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1017985233.
The product of its (nonzero) digits is 48, while the sum is 15.
Adding to 1020021031122 its reverse (2211301200201), we get a palindrome (3231322231323).
The spelling of 1020021031122 in words is "one trillion, twenty billion, twenty-one million, thirty-one thousand, one hundred twenty-two".
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