Base | Representation |
---|---|
bin | 10001110010001011011… |
… | …111011111111001011001 |
3 | 11022211111000110101211220 |
4 | 101302023133133321121 |
5 | 130010340404032301 |
6 | 2333232520042253 |
7 | 154203023056215 |
oct | 21621337377131 |
9 | 4284430411756 |
10 | 1222111002201 |
11 | 431326889331 |
12 | 178a2a603389 |
13 | 8b32443326b |
14 | 43216d21945 |
15 | 21bcae43936 |
hex | 11c8b7dfe59 |
1222111002201 has 4 divisors (see below), whose sum is σ = 1629481336272. Its totient is φ = 814740668132.
The previous prime is 1222111002113. The next prime is 1222111002221. The reversal of 1222111002201 is 1022001112221.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 1222111002201 - 214 = 1222110985817 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1222111002221) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203685167031 + ... + 203685167036.
It is an arithmetic number, because the mean of its divisors is an integer number (407370334068).
Almost surely, 21222111002201 is an apocalyptic number.
It is an amenable number.
1222111002201 is a deficient number, since it is larger than the sum of its proper divisors (407370334071).
1222111002201 is an equidigital number, since it uses as much as digits as its factorization.
1222111002201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 407370334070.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 1222111002201 its reverse (1022001112221), we get a palindrome (2244112114422).
The spelling of 1222111002201 in words is "one trillion, two hundred twenty-two billion, one hundred eleven million, two thousand, two hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •