Base | Representation |
---|---|
bin | 100000010011100011100… |
… | …100011101110100101110 |
3 | 21212020021002101102002020 |
4 | 200103203210131310232 |
5 | 242333100401041420 |
6 | 4415510313011010 |
7 | 316251123046224 |
oct | 40234344356456 |
9 | 7766232342066 |
10 | 2220021112110 |
11 | 78656205092a |
12 | 2ba3086b3a66 |
13 | 131468740839 |
14 | 79641990b14 |
15 | 3cb33e8d340 |
hex | 204e391dd2e |
2220021112110 has 32 divisors (see below), whose sum is σ = 5328090271872. Its totient is φ = 592001229600.
The previous prime is 2220021112093. The next prime is 2220021112129. The reversal of 2220021112110 is 112111200222.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 2220021112110.
It is a congruent number.
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, 6879885 + ... + 7195335.
It is an arithmetic number, because the mean of its divisors is an integer number (166502820996).
Almost surely, 22220021112110 is an apocalyptic number.
2220021112110 is an abundant number, since it is smaller than the sum of its proper divisors (3108069159762).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2220021112110 is a wasteful number, since it uses less digits than its factorization.
2220021112110 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 550048.
The product of its (nonzero) digits is 32, while the sum is 15.
Adding to 2220021112110 its reverse (112111200222), we get a palindrome (2332132312332).
The spelling of 2220021112110 in words is "two trillion, two hundred twenty billion, twenty-one million, one hundred twelve thousand, one hundred ten".
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