Base | Representation |
---|---|
bin | 100000001011010101111… |
… | …011000010010010011100 |
3 | 21211101111111001220211000 |
4 | 200023111323002102130 |
5 | 242212020231304040 |
6 | 4411451241230300 |
7 | 315516436460163 |
oct | 40132573022234 |
9 | 7741444056730 |
10 | 2211202213020 |
11 | 782847004479 |
12 | 2b8667192390 |
13 | 13069165b558 |
14 | 7904663c3da |
15 | 3c7b9b36130 |
hex | 202d5ec249c |
2211202213020 has 48 divisors (see below), whose sum is σ = 6879295775520. Its totient is φ = 589653923328.
The previous prime is 2211202212937. The next prime is 2211202213061. The reversal of 2211202213020 is 203122021122.
2211202213020 is a `hidden beast` number, since 2 + 21 + 120 + 221 + 302 + 0 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 2211202212984 and 2211202213002.
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, 2047408917 + ... + 2047409996.
It is an arithmetic number, because the mean of its divisors is an integer number (143318661990).
Almost surely, 22211202213020 is an apocalyptic number.
2211202213020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2211202213020 is an abundant number, since it is smaller than the sum of its proper divisors (4668093562500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2211202213020 is a wasteful number, since it uses less digits than its factorization.
2211202213020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4094818931 (or 4094818923 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
Adding to 2211202213020 its reverse (203122021122), we get a palindrome (2414324234142).
The spelling of 2211202213020 in words is "two trillion, two hundred eleven billion, two hundred two million, two hundred thirteen thousand, twenty".
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