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201222092 = 2250305523
BaseRepresentation
bin10111111111001…
…10011111001100
3112000122010211002
423333212133030
5403003101332
631544515432
74662234221
oct1377463714
9460563732
10201222092
11a3648155
125747bb78
13328c4636
141ca1d948
15129eb562
hexbfe67cc

201222092 has 6 divisors (see below), whose sum is σ = 352138668. Its totient is φ = 100611044.

The previous prime is 201222067. The next prime is 201222121. The reversal of 201222092 is 290222102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25152758 + ... + 25152765.

It is an arithmetic number, because the mean of its divisors is an integer number (58689778).

Almost surely, 2201222092 is an apocalyptic number.

It is an amenable number.

201222092 is a deficient number, since it is larger than the sum of its proper divisors (150916576).

201222092 is a wasteful number, since it uses less digits than its factorization.

201222092 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50305527 (or 50305525 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 201222092 is about 14185.2772972544. The cubic root of 201222092 is about 585.9922692702.

Adding to 201222092 its reverse (290222102), we get a palindrome (491444194).

The spelling of 201222092 in words is "two hundred one million, two hundred twenty-two thousand, ninety-two".

Divisors: 1 2 4 50305523 100611046 201222092