Base | Representation |
---|---|
bin | 110111111000101001… |
… | …0010000011111111110 |
3 | 102110202212011001111222 |
4 | 1233301102100133332 |
5 | 3431241111242342 |
6 | 131044410113342 |
7 | 11446004654360 |
oct | 1576122203776 |
9 | 373685131458 |
10 | 120012212222 |
11 | 46995846371 |
12 | 1b313a1b852 |
13 | b4178a1b36 |
14 | 5b46c04d30 |
15 | 31c60b8ed2 |
hex | 1bf14907fe |
120012212222 has 32 divisors (see below), whose sum is σ = 206194947840. Its totient is φ = 51318973440.
The previous prime is 120012212191. The next prime is 120012212267. The reversal of 120012212222 is 222212210021.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 120012212222.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26780222 + ... + 26784702.
It is an arithmetic number, because the mean of its divisors is an integer number (6443592120).
Almost surely, 2120012212222 is an apocalyptic number.
120012212222 is a deficient number, since it is larger than the sum of its proper divisors (86182735618).
120012212222 is a wasteful number, since it uses less digits than its factorization.
120012212222 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8336.
The product of its (nonzero) digits is 128, while the sum is 17.
Adding to 120012212222 its reverse (222212210021), we get a palindrome (342224422243).
The spelling of 120012212222 in words is "one hundred twenty billion, twelve million, two hundred twelve thousand, two hundred twenty-two".
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