Base | Representation |
---|---|
bin | 11001011111100100110100… |
… | …111111000111001110110001 |
3 | 112200222122220222110211122021 |
4 | 121133210310333013032301 |
5 | 104143442312104101001 |
6 | 1034243403033511441 |
7 | 32421322104113644 |
oct | 3137446477071661 |
9 | 480878828424567 |
10 | 112121010222001 |
11 | 327a8287310910 |
12 | 106a9977572581 |
13 | 4a73c730c8991 |
14 | 1d98985d85a5b |
15 | ce67d11e5ba1 |
hex | 65f934fc73b1 |
112121010222001 has 16 divisors (see below), whose sum is σ = 122877943201728. Its totient is φ = 101458281067200.
The previous prime is 112121010221981. The next prime is 112121010222049. The reversal of 112121010222001 is 100222010121211.
It is a cyclic number.
It is not a de Polignac number, because 112121010222001 - 27 = 112121010221873 is a prime.
It is a super-2 number, since 2×1121210102220012 (a number of 29 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (112121010222061) 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, 7519291 + ... + 16756543.
It is an arithmetic number, because the mean of its divisors is an integer number (7679871450108).
Almost surely, 2112121010222001 is an apocalyptic number.
112121010222001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
112121010222001 is a deficient number, since it is larger than the sum of its proper divisors (10756932979727).
112121010222001 is a wasteful number, since it uses less digits than its factorization.
112121010222001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9242352.
The product of its (nonzero) digits is 32, while the sum is 16.
Adding to 112121010222001 its reverse (100222010121211), we get a palindrome (212343020343212).
The spelling of 112121010222001 in words is "one hundred twelve trillion, one hundred twenty-one billion, ten million, two hundred twenty-two thousand, one".
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