Base | Representation |
---|---|
bin | 1010111011001100001110… |
… | …1110001000111111101010 |
3 | 1120112100002210011201010200 |
4 | 2232303003232020333222 |
5 | 3033301100111242302 |
6 | 41314124153253030 |
7 | 2346560601101232 |
oct | 256630356107752 |
9 | 46470083151120 |
10 | 12012012212202 |
11 | 39112a1817702 |
12 | 1420012704176 |
13 | 69196023bb62 |
14 | 2d7555098cc2 |
15 | 15c6d77a481c |
hex | aecc3b88fea |
12012012212202 has 48 divisors (see below), whose sum is σ = 26727425181600. Its totient is φ = 3896768899296.
The previous prime is 12012012212173. The next prime is 12012012212219. The reversal of 12012012212202 is 20221221021021.
It is a happy number.
12012012212202 is a `hidden beast` number, since 1 + 20 + 1 + 201 + 221 + 220 + 2 = 666.
It is a super-4 number, since 4×120120122122024 (a number of 53 digits) contains 4444 as substring.
It is a Harshad number since it is a multiple of its sum of digits (18).
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, 27798952 + ... + 28227747.
It is an arithmetic number, because the mean of its divisors is an integer number (556821357950).
Almost surely, 212012012212202 is an apocalyptic number.
12012012212202 is an abundant number, since it is smaller than the sum of its proper divisors (14715412969398).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12012012212202 is a wasteful number, since it uses less digits than its factorization.
12012012212202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 56027027 (or 56027024 counting only the distinct ones).
The product of its (nonzero) digits is 128, while the sum is 18.
Adding to 12012012212202 its reverse (20221221021021), we get a palindrome (32233233233223).
The spelling of 12012012212202 in words is "twelve trillion, twelve billion, twelve million, two hundred twelve thousand, two hundred two".
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