Base | Representation |
---|---|
bin | 111000011001000110… |
… | …0011101010111011110 |
3 | 102120120202021221010211 |
4 | 1300302030131113132 |
5 | 3441003402223402 |
6 | 131344431123034 |
7 | 11515000211254 |
oct | 1606214352736 |
9 | 376522257124 |
10 | 121101211102 |
11 | 473a4527343 |
12 | 1b57867347a |
13 | b55c3a0381 |
14 | 5c0b6bc5d4 |
15 | 323b9ca4d7 |
hex | 1c3231d5de |
121101211102 has 16 divisors (see below), whose sum is σ = 183112749792. Its totient is φ = 60064280320.
The previous prime is 121101211097. The next prime is 121101211103. The reversal of 121101211102 is 201112101121.
It is a happy number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121101211103) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210543 + ... + 535285.
It is an arithmetic number, because the mean of its divisors is an integer number (11444546862).
Almost surely, 2121101211102 is an apocalyptic number.
121101211102 is a deficient number, since it is larger than the sum of its proper divisors (62011538690).
121101211102 is a wasteful number, since it uses less digits than its factorization.
121101211102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 326243.
The product of its (nonzero) digits is 8, while the sum is 13.
Adding to 121101211102 its reverse (201112101121), we get a palindrome (322213312223).
The spelling of 121101211102 in words is "one hundred twenty-one billion, one hundred one million, two hundred eleven thousand, one hundred two".
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