Base | Representation |
---|---|
bin | 1100110100010110011… |
… | …0110000111110110100 |
3 | 210001101220002001211012 |
4 | 3031011212300332310 |
5 | 12101443021401400 |
6 | 245055200331352 |
7 | 21624015440144 |
oct | 3150546607664 |
9 | 701356061735 |
10 | 220211122100 |
11 | 8543348a3a2 |
12 | 36818313b58 |
13 | 179c5676618 |
14 | a930442924 |
15 | 5adc9e4d35 |
hex | 33459b0fb4 |
220211122100 has 144 divisors (see below), whose sum is σ = 494237116800. Its totient is φ = 85123584000.
The previous prime is 220211122009. The next prime is 220211122127. The reversal of 220211122100 is 1221112022.
It is a super-2 number, since 2×2202111221002 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 218246396 + ... + 218247404.
It is an arithmetic number, because the mean of its divisors is an integer number (3432202200).
Almost surely, 2220211122100 is an apocalyptic number.
220211122100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 220211122100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247118558400).
220211122100 is an abundant number, since it is smaller than the sum of its proper divisors (274025994700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
220211122100 is a wasteful number, since it uses less digits than its factorization.
220211122100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1674 (or 1667 counting only the distinct ones).
The product of its (nonzero) digits is 32, while the sum is 14.
Adding to 220211122100 its reverse (1221112022), we get a palindrome (221432234122).
The spelling of 220211122100 in words is "two hundred twenty billion, two hundred eleven million, one hundred twenty-two thousand, one hundred".
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