Base | Representation |
---|---|
bin | 100000010100011111001… |
… | …111010100100101101111 |
3 | 21212022211212010001112211 |
4 | 200110133033110211233 |
5 | 242342123140432343 |
6 | 4420153513511251 |
7 | 316315000140256 |
oct | 40243717244557 |
9 | 7768755101484 |
10 | 2221022202223 |
11 | 786a26149730 |
12 | 2ba547a12527 |
13 | 131597c6cc56 |
14 | 796d890379d |
15 | 3cb91cd779d |
hex | 2051f3d496f |
2221022202223 has 4 divisors (see below), whose sum is σ = 2422933311528. Its totient is φ = 2019111092920.
The previous prime is 2221022202197. The next prime is 2221022202233. The reversal of 2221022202223 is 3222022201222.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2221022202223 is a prime.
It is a super-2 number, since 2×22210222022232 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2221022202194 and 2221022202203.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2221022202233) 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, 100955554636 + ... + 100955554657.
It is an arithmetic number, because the mean of its divisors is an integer number (605733327882).
Almost surely, 22221022202223 is an apocalyptic number.
2221022202223 is a deficient number, since it is larger than the sum of its proper divisors (201911109305).
2221022202223 is a wasteful number, since it uses less digits than its factorization.
2221022202223 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 201911109304.
The product of its (nonzero) digits is 1536, while the sum is 22.
Adding to 2221022202223 its reverse (3222022201222), we get a palindrome (5443044403445).
The spelling of 2221022202223 in words is "two trillion, two hundred twenty-one billion, twenty-two million, two hundred two thousand, two hundred twenty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •