Base | Representation |
---|---|
bin | 101101111110011011011111… |
… | …101000001010111111001101 |
3 | 222111221100021112020121110210 |
4 | 231332123133220022333031 |
5 | 203000340122341223041 |
6 | 1554014230222153033 |
7 | 60406425364254114 |
oct | 5576333750127715 |
9 | 874840245217423 |
10 | 202202222211021 |
11 | 5947853204536a |
12 | 1a81818b122779 |
13 | 88a978434c686 |
14 | 37d08d5774c7b |
15 | 1859b25649016 |
hex | b7e6dfa0afcd |
202202222211021 has 8 divisors (see below), whose sum is σ = 270042772025440. Its totient is φ = 134581576935312.
The previous prime is 202202222211013. The next prime is 202202222211083. The reversal of 202202222211021 is 120112222202202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 202202222211021 - 23 = 202202222211013 is a prime.
It is a super-2 number, since 2×2022022222110212 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (202202222231021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54976132531 + ... + 54976136208.
It is an arithmetic number, because the mean of its divisors is an integer number (33755346503180).
Almost surely, 2202202222211021 is an apocalyptic number.
It is an amenable number.
202202222211021 is a deficient number, since it is larger than the sum of its proper divisors (67840549814419).
202202222211021 is a wasteful number, since it uses less digits than its factorization.
202202222211021 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 109952269355.
The product of its (nonzero) digits is 512, while the sum is 21.
Adding to 202202222211021 its reverse (120112222202202), we get a palindrome (322314444413223).
The spelling of 202202222211021 in words is "two hundred two trillion, two hundred two billion, two hundred twenty-two million, two hundred eleven thousand, twenty-one".
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