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220000022200 = 235274127114143
BaseRepresentation
bin1100110011100100000…
…1011110111010111000
3210000212011212002012101
43030321001132322320
512101030001202300
6245022215553144
721615543222430
oct3147101367270
9700764762171
10220000022200
1185335305972
123677968b7b4
1317990a03c3a
14a9103b12c0
155ac91e6b6a
hex333905eeb8

220000022200 has 192 divisors, whose sum is σ = 601081528320. Its totient is φ = 73312128000.

The previous prime is 220000022189. The next prime is 220000022213. The reversal of 220000022200 is 2220000022.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a zygodrome in base 10.

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, 15548329 + ... + 15562471.

It is an arithmetic number, because the mean of its divisors is an integer number (3130632960).

Almost surely, 2220000022200 is an apocalyptic number.

220000022200 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 220000022200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (300540764160).

220000022200 is an abundant number, since it is smaller than the sum of its proper divisors (381081506120).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220000022200 is a wasteful number, since it uses less digits than its factorization.

220000022200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14478 (or 14469 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 10.

Adding to 220000022200 its reverse (2220000022), we get a palindrome (222220022222).

The spelling of 220000022200 in words is "two hundred twenty billion, twenty-two thousand, two hundred".