Base | Representation |
---|---|
bin | 1001001100010000000000… |
… | …01111010110101011000000 |
3 | 2122120021000101220002011111 |
4 | 10212020000033112223000 |
5 | 10122123410222320000 |
6 | 110553153024253104 |
7 | 4154164115213464 |
oct | 446100017265300 |
9 | 78507011802144 |
10 | 20212120120000 |
11 | 6492a03973836 |
12 | 23252b2171194 |
13 | b37cc1604143 |
14 | 4dc3b3ca84a4 |
15 | 250b6c3a6cba |
hex | 1262003d6ac0 |
20212120120000 has 70 divisors (see below), whose sum is σ = 50119489057748. Its totient is φ = 8084848032000.
The previous prime is 20212120119943. The next prime is 20212120120013. The reversal of 20212120120000 is 2102121202.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 252611502 + ... + 252691501.
Almost surely, 220212120120000 is an apocalyptic number.
20212120120000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20212120120000 is an abundant number, since it is smaller than the sum of its proper divisors (29907368937748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20212120120000 is an frugal number, since it uses more digits than its factorization.
20212120120000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 505303035 (or 505303010 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 20212120120000 its reverse (2102121202), we get a palindrome (20214222241202).
The spelling of 20212120120000 in words is "twenty trillion, two hundred twelve billion, one hundred twenty million, one hundred twenty thousand".
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