Base | Representation |
---|---|
bin | 1011110001010010111… |
… | …0100011100001000011 |
3 | 201022221110001212012101 |
4 | 2330110232203201003 |
5 | 11303112032230311 |
6 | 232521120011231 |
7 | 20415660636163 |
oct | 2742456434103 |
9 | 638843055171 |
10 | 202211211331 |
11 | 78836a58a88 |
12 | 33234160b17 |
13 | 160b747784c |
14 | 9b03a3a5a3 |
15 | 53d7657ec1 |
hex | 2f14ba3843 |
202211211331 has 16 divisors (see below), whose sum is σ = 218510143488. Its totient is φ = 186578013600.
The previous prime is 202211211271. The next prime is 202211211341. The reversal of 202211211331 is 133112112202.
It is not a de Polignac number, because 202211211331 - 219 = 202210687043 is a prime.
It is a super-2 number, since 2×2022112113312 (a number of 23 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 = 202211211299 and 202211211308.
It is not an unprimeable number, because it can be changed into a prime (202211211341) 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, 234216 + ... + 677701.
It is an arithmetic number, because the mean of its divisors is an integer number (13656883968).
Almost surely, 2202211211331 is an apocalyptic number.
202211211331 is a deficient number, since it is larger than the sum of its proper divisors (16298932157).
202211211331 is a wasteful number, since it uses less digits than its factorization.
202211211331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 912282.
The product of its (nonzero) digits is 144, while the sum is 19.
Adding to 202211211331 its reverse (133112112202), we get a palindrome (335323323533).
The spelling of 202211211331 in words is "two hundred two billion, two hundred eleven million, two hundred eleven thousand, three hundred thirty-one".
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