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220022214 = 23103356023
BaseRepresentation
bin11010001110101…
…00010111000110
3120100000021201220
431013110113012
5422311202324
633455501210
75311105116
oct1507242706
9510007656
10220022214
11103218a45
1261827806
1336777879
1421315046
15144b1b79
hexd1d45c6

220022214 has 16 divisors (see below), whose sum is σ = 444317952. Its totient is φ = 72628488.

The previous prime is 220022207. The next prime is 220022233. The reversal of 220022214 is 412220022.

220022214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 220022193 and 220022202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177394 + ... + 178629.

It is an arithmetic number, because the mean of its divisors is an integer number (27769872).

Almost surely, 2220022214 is an apocalyptic number.

220022214 is an abundant number, since it is smaller than the sum of its proper divisors (224295738).

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

220022214 is a wasteful number, since it uses less digits than its factorization.

220022214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356131.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 220022214 is about 14833.1457890766. The cubic root of 220022214 is about 603.7013914374.

Adding to 220022214 its reverse (412220022), we get a palindrome (632242236).

The spelling of 220022214 in words is "two hundred twenty million, twenty-two thousand, two hundred fourteen".

Divisors: 1 2 3 6 103 206 309 618 356023 712046 1068069 2136138 36670369 73340738 110011107 220022214