Base | Representation |
---|---|
bin | 10001011110100001110… |
… | …101110011010011001000 |
3 | 11020211000112021212200011 |
4 | 101132201311303103020 |
5 | 124134132321023422 |
6 | 2315423100121304 |
7 | 152525114001601 |
oct | 21364165632310 |
9 | 4224015255604 |
10 | 1201011111112 |
11 | 42338950990a |
12 | 174920236234 |
13 | 89340c153c7 |
14 | 421b4928da8 |
15 | 21393864077 |
hex | 117a1d734c8 |
1201011111112 has 64 divisors (see below), whose sum is σ = 2307089664000. Its totient is φ = 585870636096.
The previous prime is 1201011111103. The next prime is 1201011111127. The reversal of 1201011111112 is 2111111101021.
It is a junction number, because it is equal to n+sod(n) for n = 1201011111092 and 1201011111101.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 240825883 + ... + 240830869.
It is an arithmetic number, because the mean of its divisors is an integer number (36048276000).
Almost surely, 21201011111112 is an apocalyptic number.
It is an amenable number.
1201011111112 is a deficient number, since it is larger than the sum of its proper divisors (1106078552888).
1201011111112 is a wasteful number, since it uses less digits than its factorization.
1201011111112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6938 (or 6934 counting only the distinct ones).
The product of its (nonzero) digits is 4, while the sum is 13.
Adding to 1201011111112 its reverse (2111111101021), we get a palindrome (3312122212133).
The spelling of 1201011111112 in words is "one trillion, two hundred one billion, eleven million, one hundred eleven thousand, one hundred twelve".
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