Base | Representation |
---|---|
bin | 11011010101011100100010… |
… | …101101110100101111110100 |
3 | 120202200000110000212221102200 |
4 | 123111130202231310233310 |
5 | 111224200113034121322 |
6 | 1103404434231304500 |
7 | 34215452515311255 |
oct | 3325344255645764 |
9 | 522600400787380 |
10 | 120221012020212 |
11 | 35340499148174 |
12 | 1159777981b130 |
13 | 5210a3c9abbac |
14 | 2198a299d2b2c |
15 | dd73575ed8ac |
hex | 6d5722b74bf4 |
120221012020212 has 72 divisors (see below), whose sum is σ = 314786324634600. Its totient is φ = 38640707659008.
The previous prime is 120221012020201. The next prime is 120221012020253. The reversal of 120221012020212 is 212020210122021.
It is a happy number.
120221012020212 is a `hidden beast` number, since 1 + 202 + 210 + 1 + 20 + 20 + 212 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 42054654321936 + 78166357698276 = 6484956^2 + 8841174^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 75269287 + ... + 76849902.
Almost surely, 2120221012020212 is an apocalyptic number.
120221012020212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
120221012020212 is an abundant number, since it is smaller than the sum of its proper divisors (194565312614388).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120221012020212 is a wasteful number, since it uses less digits than its factorization.
120221012020212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 152119985 (or 152119980 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 120221012020212 its reverse (212020210122021), we get a palindrome (332241222142233).
The spelling of 120221012020212 in words is "one hundred twenty trillion, two hundred twenty-one billion, twelve million, twenty thousand, two hundred twelve".
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