Base | Representation |
---|---|
bin | 100000000010111110100… |
… | …111001110110111110001 |
3 | 21210112022120201202022001 |
4 | 200002332213032313301 |
5 | 242040122112223441 |
6 | 4403404135214001 |
7 | 315051044303161 |
oct | 40027647166761 |
9 | 7715276652261 |
10 | 2202221211121 |
11 | 779a58509858 |
12 | 2b697b517301 |
13 | 12c88cb00649 |
14 | 788339705a1 |
15 | 3c44145d731 |
hex | 200be9cedf1 |
2202221211121 has 8 divisors (see below), whose sum is σ = 2206633552704. Its totient is φ = 2197811937360.
The previous prime is 2202221211083. The next prime is 2202221211131. The reversal of 2202221211121 is 1211121222022.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2202221211121 - 219 = 2202220686833 is a prime.
It is a super-2 number, since 2×22022212111212 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (2202221211131) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 672876 + ... + 2203906.
It is an arithmetic number, because the mean of its divisors is an integer number (275829194088).
Almost surely, 22202221211121 is an apocalyptic number.
It is an amenable number.
2202221211121 is a deficient number, since it is larger than the sum of its proper divisors (4412341583).
2202221211121 is a wasteful number, since it uses less digits than its factorization.
2202221211121 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1533911.
The product of its (nonzero) digits is 128, while the sum is 19.
Adding to 2202221211121 its reverse (1211121222022), we get a palindrome (3413342433143).
The spelling of 2202221211121 in words is "two trillion, two hundred two billion, two hundred twenty-one million, two hundred eleven thousand, one hundred twenty-one".
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