Base | Representation |
---|---|
bin | 10100100111000111… |
… | …110111101100001110 |
3 | 2010010100210000011022 |
4 | 110213013313230032 |
5 | 330311042223042 |
6 | 14100020354142 |
7 | 1412301122054 |
oct | 244707675416 |
9 | 63110700138 |
10 | 22131211022 |
11 | 9427545448 |
12 | 4357845952 |
13 | 21190a2a4b |
14 | 10dd3781d4 |
15 | 897deacd2 |
hex | 5271f7b0e |
22131211022 has 4 divisors (see below), whose sum is σ = 33196816536. Its totient is φ = 11065605510.
The previous prime is 22131211013. The next prime is 22131211073. The reversal of 22131211022 is 22011213122.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22011213122 = 2 ⋅11005606561.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5532802754 + ... + 5532802757.
It is an arithmetic number, because the mean of its divisors is an integer number (8299204134).
Almost surely, 222131211022 is an apocalyptic number.
22131211022 is a deficient number, since it is larger than the sum of its proper divisors (11065605514).
22131211022 is a wasteful number, since it uses less digits than its factorization.
22131211022 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11065605513.
The product of its (nonzero) digits is 96, while the sum is 17.
Adding to 22131211022 its reverse (22011213122), we get a palindrome (44142424144).
The spelling of 22131211022 in words is "twenty-two billion, one hundred thirty-one million, two hundred eleven thousand, twenty-two".
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