Base | Representation |
---|---|
bin | 1001100110011100001100… |
… | …11100111110000110111010 |
3 | 2202202021210222021121020111 |
4 | 10303032012130332012322 |
5 | 10231344404110014320 |
6 | 112522421134014534 |
7 | 4306202352045505 |
oct | 463160634760672 |
9 | 82667728247214 |
10 | 21112020001210 |
11 | 67aa6149a0926 |
12 | 244b79894744a |
13 | ba1b16407658 |
14 | 52db81c6c13c |
15 | 26928ac08a5a |
hex | 13338673e1ba |
21112020001210 has 8 divisors (see below), whose sum is σ = 38001636002196. Its totient is φ = 8444808000480.
The previous prime is 21112020001201. The next prime is 21112020001273. The reversal of 21112020001210 is 1210002021112.
It can be written as a sum of positive squares in 2 ways, for example, as 18721016514841 + 2391003486369 = 4326779^2 + 1546287^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1055601000051 + ... + 1055601000070.
Almost surely, 221112020001210 is an apocalyptic number.
21112020001210 is a deficient number, since it is larger than the sum of its proper divisors (16889616000986).
21112020001210 is a wasteful number, since it uses less digits than its factorization.
21112020001210 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2111202000128.
The product of its (nonzero) digits is 16, while the sum is 13.
Adding to 21112020001210 its reverse (1210002021112), we get a palindrome (22322022022322).
The spelling of 21112020001210 in words is "twenty-one trillion, one hundred twelve billion, twenty million, one thousand, two hundred ten".
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