| Base | Representation |
|---|---|
| bin | 1100010101110011111… |
| … | …0100011111001001000 |
| 3 | 202021020120102121211100 |
| 4 | 3011130332203321020 |
| 5 | 11433200401120240 |
| 6 | 241221512501400 |
| 7 | 21213613220052 |
| oct | 3053476437110 |
| 9 | 667216377740 |
| 10 | 212013301320 |
| 11 | 81a06a882a7 |
| 12 | 3510a9aa860 |
| 13 | 16cba1600b2 |
| 14 | a3937a28d2 |
| 15 | 57ace70e30 |
| hex | 315cfa3e48 |
212013301320 has 48 divisors (see below), whose sum is σ = 689043230460. Its totient is φ = 56536880256.
The previous prime is 212013301303. The next prime is 212013301337. The reversal of 212013301320 is 23103310212.
212013301320 is a `hidden beast` number, since 2 + 1 + 201 + 330 + 132 + 0 = 666.
212013301320 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (212013301303) and next prime (212013301337).
It can be written as a sum of positive squares in 2 ways, for example, as 199921659876 + 12091641444 = 447126^2 + 109962^2 .
It is a super-2 number, since 2×2120133013202 (a number of 23 digits) contains 22 as substring.
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 = 212013301293 and 212013301302.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 294462559 + ... + 294463278.
Almost surely, 2212013301320 is an apocalyptic number.
212013301320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
212013301320 is an abundant number, since it is smaller than the sum of its proper divisors (477029929140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212013301320 is a wasteful number, since it uses less digits than its factorization.
212013301320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 588925854 (or 588925847 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
Adding to 212013301320 its reverse (23103310212), we get a palindrome (235116611532).
The spelling of 212013301320 in words is "two hundred twelve billion, thirteen million, three hundred one thousand, three hundred twenty".
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