| Base | Representation |
|---|---|
| bin | 110100001010011111… |
| … | …0111110010001100100 |
| 3 | 101201010221122200022011 |
| 4 | 1220110332332101210 |
| 5 | 3313404411431040 |
| 6 | 123243431044004 |
| 7 | 11043663335500 |
| oct | 1502476762144 |
| 9 | 351127580264 |
| 10 | 112021202020 |
| 11 | 43565059102 |
| 12 | 19863810604 |
| 13 | a743188830 |
| 14 | 55c97db300 |
| 15 | 2da97973ea |
| hex | 1a14fbe464 |
112021202020 has 144 divisors (see below), whose sum is σ = 295264832688. Its totient is φ = 35385154560.
The previous prime is 112021201937. The next prime is 112021202087. The reversal of 112021202020 is 20202120211.
It is a happy number.
112021202020 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 8 ways, for example, as 5322286116 + 106698915904 = 72954^2 + 326648^2 .
It is a Harshad number since it is a multiple of its sum of digits (13).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6884214 + ... + 6900466.
It is an arithmetic number, because the mean of its divisors is an integer number (2050450227).
Almost surely, 2112021202020 is an apocalyptic number.
112021202020 is a gapful number since it is divisible by the number (10) 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 112021202020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (147632416344).
112021202020 is an abundant number, since it is smaller than the sum of its proper divisors (183243630668).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
112021202020 is a wasteful number, since it uses less digits than its factorization.
112021202020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16830 (or 16821 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 112021202020 its reverse (20202120211), we get a palindrome (132223322231).
The spelling of 112021202020 in words is "one hundred twelve billion, twenty-one million, two hundred two thousand, twenty".
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