Base | Representation |
---|---|
bin | 100000010011101001100… |
… | …010010100000001111010 |
3 | 21212020112001201221221121 |
4 | 200103221202110001322 |
5 | 242333302012223002 |
6 | 4415524250255454 |
7 | 316253446632562 |
oct | 40235142240172 |
9 | 7766461657847 |
10 | 2220121211002 |
11 | 7866035aa692 |
12 | 2ba33612758a |
13 | 1314833ba356 |
14 | 79650da9da2 |
15 | 3cb3cb62237 |
hex | 204e989407a |
2220121211002 has 16 divisors (see below), whose sum is σ = 3475008552960. Its totient is φ = 1061786032912.
The previous prime is 2220121210987. The next prime is 2220121211023. The reversal of 2220121211002 is 2001121210222.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5748024 + ... + 6122092.
It is an arithmetic number, because the mean of its divisors is an integer number (217188034560).
Almost surely, 22220121211002 is an apocalyptic number.
2220121211002 is a deficient number, since it is larger than the sum of its proper divisors (1254887341958).
2220121211002 is a wasteful number, since it uses less digits than its factorization.
2220121211002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 503117.
The product of its (nonzero) digits is 64, while the sum is 16.
Adding to 2220121211002 its reverse (2001121210222), we get a palindrome (4221242421224).
The spelling of 2220121211002 in words is "two trillion, two hundred twenty billion, one hundred twenty-one million, two hundred eleven thousand, two".
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