Base | Representation |
---|---|
bin | 101101111011101001100111… |
… | …001001000010010011000101 |
3 | 222111021002021102001212002010 |
4 | 231323221213021002103011 |
5 | 202434222440342101041 |
6 | 1553350401353404433 |
7 | 60356554256165202 |
oct | 5573514711022305 |
9 | 874232242055063 |
10 | 202011222222021 |
11 | 59404529582693 |
12 | 1a7a7165709719 |
13 | 88947657b57c4 |
14 | 37c5576aacca9 |
15 | 1854b973a4a16 |
hex | b7ba672424c5 |
202011222222021 has 16 divisors (see below), whose sum is σ = 269633071319040. Its totient is φ = 134531828924400.
The previous prime is 202011222222013. The next prime is 202011222222023. The reversal of 202011222222021 is 120222222110202.
202011222222021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 202011222222021 - 23 = 202011222222013 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (202011222222023) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3301906 + ... + 20369708.
It is an arithmetic number, because the mean of its divisors is an integer number (16852066957440).
Almost surely, 2202011222222021 is an apocalyptic number.
It is an amenable number.
202011222222021 is a deficient number, since it is larger than the sum of its proper divisors (67621849097019).
202011222222021 is a wasteful number, since it uses less digits than its factorization.
202011222222021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17071976.
The product of its (nonzero) digits is 512, while the sum is 21.
Adding to 202011222222021 its reverse (120222222110202), we get a palindrome (322233444332223).
The spelling of 202011222222021 in words is "two hundred two trillion, eleven billion, two hundred twenty-two million, two hundred twenty-two thousand, twenty-one".
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