Base | Representation |
---|---|
bin | 10000010100000001100… |
… | …001011010110011100100 |
3 | 10222011112020212001202210 |
4 | 100110001201122303210 |
5 | 121331313033031040 |
6 | 2214552533403420 |
7 | 143663502540441 |
oct | 20240141326344 |
9 | 3864466761683 |
10 | 1121012002020 |
11 | 3a2467061119 |
12 | 161314799570 |
13 | 81932032c71 |
14 | 3c385d429c8 |
15 | 1e2604be480 |
hex | 1050185ace4 |
1121012002020 has 48 divisors (see below), whose sum is σ = 3167630262720. Its totient is φ = 296193995136.
The previous prime is 1121012002013. The next prime is 1121012002043. The reversal of 1121012002020 is 202002101211.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 1121012001987 and 1121012002005.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85697742 + ... + 85710821.
It is an arithmetic number, because the mean of its divisors is an integer number (65992297140).
Almost surely, 21121012002020 is an apocalyptic number.
1121012002020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1121012002020 is an abundant number, since it is smaller than the sum of its proper divisors (2046618260700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1121012002020 is a wasteful number, since it uses less digits than its factorization.
1121012002020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 171408684 (or 171408682 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 1121012002020 its reverse (202002101211), we get a palindrome (1323014103231).
The spelling of 1121012002020 in words is "one trillion, one hundred twenty-one billion, twelve million, two thousand, twenty".
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