Base | Representation |
---|---|
bin | 10010101011110100… |
… | …00100110110111001 |
3 | 221220002111212221012 |
4 | 21111322010312321 |
5 | 131020443102301 |
6 | 4335215523305 |
7 | 503403660530 |
oct | 112572046671 |
9 | 27802455835 |
10 | 10031222201 |
11 | 42883aa790 |
12 | 1b3b529535 |
13 | c3b2cc850 |
14 | 6b236d317 |
15 | 3da9c8ebb |
hex | 255e84db9 |
10031222201 has 32 divisors (see below), whose sum is σ = 13521247488. Its totient is φ = 7187005440.
The previous prime is 10031222189. The next prime is 10031222261. The reversal of 10031222201 is 10222213001.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 10031222201 - 26 = 10031222137 is a prime.
It is not an unprimeable number, because it can be changed into a prime (10031222261) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 237761 + ... + 276753.
It is an arithmetic number, because the mean of its divisors is an integer number (422538984).
Almost surely, 210031222201 is an apocalyptic number.
10031222201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
10031222201 is a deficient number, since it is larger than the sum of its proper divisors (3490025287).
10031222201 is a wasteful number, since it uses less digits than its factorization.
10031222201 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 39281.
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 10031222201 its reverse (10222213001), we get a palindrome (20253435202).
It can be divided in two parts, 10031 and 222201, that added together give a palindrome (232232).
The spelling of 10031222201 in words is "ten billion, thirty-one million, two hundred twenty-two thousand, two hundred one".
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