Base | Representation |
---|---|
bin | 111000011100010101… |
… | …1100010000111101100 |
3 | 102120212100001000100022 |
4 | 1300320223202013230 |
5 | 3441214231122312 |
6 | 131403315221312 |
7 | 11520461113322 |
oct | 1607053420754 |
9 | 376770030308 |
10 | 121210020332 |
11 | 4744a995325 |
12 | 1b5a8ba7838 |
13 | b578aa972b |
14 | 5c1bd23d12 |
15 | 3246320172 |
hex | 1c38ae21ec |
121210020332 has 48 divisors (see below), whose sum is σ = 234448240320. Its totient is φ = 54539476992.
The previous prime is 121210020329. The next prime is 121210020419. The reversal of 121210020332 is 233020012121.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a self number, because there is not a number n which added to its sum of digits gives 121210020332.
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, 4611644 + ... + 4637852.
It is an arithmetic number, because the mean of its divisors is an integer number (4884338340).
Almost surely, 2121210020332 is an apocalyptic number.
It is an amenable number.
121210020332 is a deficient number, since it is larger than the sum of its proper divisors (113238219988).
121210020332 is a wasteful number, since it uses less digits than its factorization.
121210020332 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29210 (or 29208 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 121210020332 its reverse (233020012121), we get a palindrome (354230032453).
The spelling of 121210020332 in words is "one hundred twenty-one billion, two hundred ten million, twenty thousand, three hundred thirty-two".
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