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221114022 = 2371975351
BaseRepresentation
bin11010010110111…
…10111010100110
3120102001202102020
431023132322212
5423101122042
633535124010
75323303203
oct1513367246
9512052366
10221114022
111038a4268
1262073606
1336a6a7cc
142151acaa
151462a3ec
hexd2deea6

221114022 has 32 divisors (see below), whose sum is σ = 453164544. Its totient is φ = 71904000.

The previous prime is 221114017. The next prime is 221114051. The reversal of 221114022 is 220411122.

It is a junction number, because it is equal to n+sod(n) for n = 221113992 and 221114010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38647 + ... + 43997.

It is an arithmetic number, because the mean of its divisors is an integer number (14161392).

Almost surely, 2221114022 is an apocalyptic number.

221114022 is an abundant number, since it is smaller than the sum of its proper divisors (232050522).

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

221114022 is a wasteful number, since it uses less digits than its factorization.

221114022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5524.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 221114022 is about 14869.9032276609. The cubic root of 221114022 is about 604.6983191876.

Adding to 221114022 its reverse (220411122), we get a palindrome (441525144).

The spelling of 221114022 in words is "two hundred twenty-one million, one hundred fourteen thousand, twenty-two".

Divisors: 1 2 3 6 71 97 142 194 213 291 426 582 5351 6887 10702 13774 16053 20661 32106 41322 379921 519047 759842 1038094 1139763 1557141 2279526 3114282 36852337 73704674 110557011 221114022