Base | Representation |
---|---|
bin | 1001010010111100111100… |
… | …0111010111011101110100 |
3 | 1100012010201010211202002020 |
4 | 2110233033013113131310 |
5 | 2314431010203341040 |
6 | 33423315543513140 |
7 | 2103312625413366 |
oct | 224571707273564 |
9 | 40163633752066 |
10 | 10221202012020 |
11 | 32908730846aa |
12 | 1190b2ba587b0 |
13 | 591b16b9c52c |
14 | 2749ccdcad36 |
15 | 12ad24919cd0 |
hex | 94bcf1d7774 |
10221202012020 has 48 divisors (see below), whose sum is σ = 28624494571008. Its totient is φ = 2725165399680.
The previous prime is 10221202012013. The next prime is 10221202012061. The reversal of 10221202012020 is 2021020212201.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a congruent number.
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, 14927044 + ... + 15596763.
It is an arithmetic number, because the mean of its divisors is an integer number (596343636896).
Almost surely, 210221202012020 is an apocalyptic number.
10221202012020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
10221202012020 is an abundant number, since it is smaller than the sum of its proper divisors (18403292558988).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10221202012020 is a wasteful number, since it uses less digits than its factorization.
10221202012020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30529400 (or 30529398 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 15.
Adding to 10221202012020 its reverse (2021020212201), we get a palindrome (12242222224221).
The spelling of 10221202012020 in words is "ten trillion, two hundred twenty-one billion, two hundred two million, twelve thousand, twenty".
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