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1000201222 = 217109269887
BaseRepresentation
bin111011100111011…
…101110000000110
32120201001111010201
4323213131300012
54022022414342
6243125441114
733533366356
oct7347356006
92521044121
101000201222
11473650a89
1223ab7019a
1312c2aa957
1496ba0b66
155cc20db7
hex3b9ddc06

1000201222 has 16 divisors (see below), whose sum is σ = 1603134720. Its totient is φ = 466363008.

The previous prime is 1000201193. The next prime is 1000201229. The reversal of 1000201222 is 2221020001.

It is a junction number, because it is equal to n+sod(n) for n = 1000201199 and 1000201208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1000201229) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 131238 + ... + 138649.

It is an arithmetic number, because the mean of its divisors is an integer number (100195920).

Almost surely, 21000201222 is an apocalyptic number.

1000201222 is a deficient number, since it is larger than the sum of its proper divisors (602933498).

1000201222 is a wasteful number, since it uses less digits than its factorization.

1000201222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270015.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 1000201222 is about 31625.9580408246. The cubic root of 1000201222 is about 1000.0670695016.

Adding to 1000201222 its reverse (2221020001), we get a palindrome (3221221223).

The spelling of 1000201222 in words is "one billion, two hundred one thousand, two hundred twenty-two".

Divisors: 1 2 17 34 109 218 1853 3706 269887 539774 4588079 9176158 29417683 58835366 500100611 1000201222