| Base | Representation |
|---|---|
| bin | 1001000110101010001100… |
| … | …01011101000101110111000 |
| 3 | 2121212220011121200000012110 |
| 4 | 10203111012023220232320 |
| 5 | 10111002000111202300 |
| 6 | 110325023100412320 |
| 7 | 4134253521266352 |
| oct | 443250613505670 |
| 9 | 77786147600173 |
| 10 | 20020020022200 |
| 11 | 6419496422030 |
| 12 | 22b40202470a0 |
| 13 | b22b58b7bc13 |
| 14 | 4d2d8d0760d2 |
| 15 | 24ab77759550 |
| hex | 1235462e8bb8 |
20020020022200 has 384 divisors, whose sum is σ = 71702107200000. Its totient is φ = 4566863462400.
The previous prime is 20020020022199. The next prime is 20020020022201. The reversal of 20020020022200 is 222002002002.
It is an interprime number because it is at equal distance from previous prime (20020020022199) and next prime (20020020022201).
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20020020022201) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 605751276 + ... + 605784324.
It is an arithmetic number, because the mean of its divisors is an integer number (186724237500).
Almost surely, 220020020022200 is an apocalyptic number.
20020020022200 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 20020020022200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35851053600000).
20020020022200 is an abundant number, since it is smaller than the sum of its proper divisors (51682087177800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20020020022200 is a wasteful number, since it uses less digits than its factorization.
20020020022200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38495 (or 38486 counting only the distinct ones).
The product of its (nonzero) digits is 64, while the sum is 12.
Adding to 20020020022200 its reverse (222002002002), we get a palindrome (20242022024202).
The spelling of 20020020022200 in words is "twenty trillion, twenty billion, twenty million, twenty-two thousand, two hundred".
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