Base | Representation |
---|---|
bin | 111000011010000001… |
… | …0010101010110000001 |
3 | 102120122220102211011010 |
4 | 1300310002111112001 |
5 | 3441034310024413 |
6 | 131351453311133 |
7 | 11515523646150 |
oct | 1606402252601 |
9 | 376586384133 |
10 | 121132111233 |
11 | 4740aa12041 |
12 | 1b586a954a9 |
13 | b5658cbc83 |
14 | 5c11843597 |
15 | 323e580dc3 |
hex | 1c34095581 |
121132111233 has 32 divisors (see below), whose sum is σ = 184977740800. Its totient is φ = 69070211136.
The previous prime is 121132111207. The next prime is 121132111267. The reversal of 121132111233 is 332111231121.
It is not a de Polignac number, because 121132111233 - 26 = 121132111169 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (121132111283) 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, 27761310 + ... + 27765672.
It is an arithmetic number, because the mean of its divisors is an integer number (5780554400).
Almost surely, 2121132111233 is an apocalyptic number.
It is an amenable number.
121132111233 is a deficient number, since it is larger than the sum of its proper divisors (63845629567).
121132111233 is a wasteful number, since it uses less digits than its factorization.
121132111233 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6901.
The product of its digits is 216, while the sum is 21.
Adding to 121132111233 its reverse (332111231121), we get a palindrome (453243342354).
The spelling of 121132111233 in words is "one hundred twenty-one billion, one hundred thirty-two million, one hundred eleven thousand, two hundred thirty-three".
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