Base | Representation |
---|---|
bin | 100000001100001100001… |
… | …010000001100110010100 |
3 | 21211110211220012120120222 |
4 | 200030030022001212110 |
5 | 242220401200041040 |
6 | 4412121423413512 |
7 | 315551125465016 |
oct | 40141412014624 |
9 | 7743756176528 |
10 | 2212112112020 |
11 | 783173688018 |
12 | 2b887ba54298 |
13 | 1307a800c825 |
14 | 790d14141b6 |
15 | 3c81e96abb5 |
hex | 2030c281994 |
2212112112020 has 24 divisors (see below), whose sum is σ = 4710864106368. Its totient is φ = 872382240800.
The previous prime is 2212112111999. The next prime is 2212112112061. The reversal of 2212112112020 is 202112112122.
It is a super-2 number, since 2×22121121120202 (a number of 25 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2212112112020.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 778911296 + ... + 778914135.
It is an arithmetic number, because the mean of its divisors is an integer number (196286004432).
Almost surely, 22212112112020 is an apocalyptic number.
2212112112020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2212112112020 is an abundant number, since it is smaller than the sum of its proper divisors (2498751994348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2212112112020 is a wasteful number, since it uses less digits than its factorization.
2212112112020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1557825511 (or 1557825509 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 17.
Adding to 2212112112020 its reverse (202112112122), we get a palindrome (2414224224142).
The spelling of 2212112112020 in words is "two trillion, two hundred twelve billion, one hundred twelve million, one hundred twelve thousand, twenty".
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