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2212100201 = 31359198769
BaseRepresentation
bin1000001111011001…
…1111100001101001
312201011110100000002
42003312133201221
514012244201301
61003300552345
7105550353503
oct20366374151
95634410002
102212100201
11a35744693
125189b26b5
132933aa13c
1416db0ad73
15ce30c16b
hex83d9f869

2212100201 has 8 divisors (see below), whose sum is σ = 2289830400. Its totient is φ = 2134768320.

The previous prime is 2212100179. The next prime is 2212100243. The reversal of 2212100201 is 1020012122.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2212100201 - 214 = 2212083817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2212100281) 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, 88256 + ... + 110513.

It is an arithmetic number, because the mean of its divisors is an integer number (286228800).

Almost surely, 22212100201 is an apocalyptic number.

It is an amenable number.

2212100201 is a deficient number, since it is larger than the sum of its proper divisors (77730199).

2212100201 is a wasteful number, since it uses less digits than its factorization.

2212100201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199159.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 2212100201 is about 47032.9692981423. The cubic root of 2212100201 is about 1302.9715458443.

Adding to 2212100201 its reverse (1020012122), we get a palindrome (3232112323).

The spelling of 2212100201 in words is "two billion, two hundred twelve million, one hundred thousand, two hundred one".

Divisors: 1 31 359 11129 198769 6161839 71358071 2212100201