Base | Representation |
---|---|
bin | 110010011110110101010000… |
… | …111010101101011110000001 |
3 | 1002010010000021100002002020211 |
4 | 302132311100322231132001 |
5 | 213100043204103000001 |
6 | 2104111030341434121 |
7 | 64523331611024413 |
oct | 6236652072553601 |
9 | 1063100240062224 |
10 | 222021102000001 |
11 | 64819691001097 |
12 | 20a99215a0b941 |
13 | 96b66668b29c5 |
14 | 3cb7c431169b3 |
15 | 1aa042979c351 |
hex | c9ed50ead781 |
222021102000001 has 4 divisors (see below), whose sum is σ = 222075532281600. Its totient is φ = 221966671718404.
The previous prime is 222021101999821. The next prime is 222021102000067. The reversal of 222021102000001 is 100000201120222.
It is a happy number.
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 222021102000001 - 213 = 222021101991809 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (222021102000701) 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, 27215134681 + ... + 27215142838.
It is an arithmetic number, because the mean of its divisors is an integer number (55518883070400).
Almost surely, 2222021102000001 is an apocalyptic number.
It is an amenable number.
222021102000001 is a deficient number, since it is larger than the sum of its proper divisors (54430281599).
222021102000001 is an equidigital number, since it uses as much as digits as its factorization.
222021102000001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 54430281598.
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 222021102000001 its reverse (100000201120222), we get a palindrome (322021303120223).
The spelling of 222021102000001 in words is "two hundred twenty-two trillion, twenty-one billion, one hundred two million, one", and thus it is an aban number.
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