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201052120995 = 3251123107165041
BaseRepresentation
bin1011101100111110100…
…0111110011110100011
3201012221200000222011200
42323033220332132203
511243223320332440
6232210112412243
720345154555105
oct2731750763643
9635850028150
10201052120995
11782a1754290
1232b6bb47083
1315c612a7c8b
149a33b19575
15536a9edc30
hex2ecfa3e7a3

201052120995 has 96 divisors (see below), whose sum is σ = 400410376704. Its totient is φ = 92369587200.

The previous prime is 201052120991. The next prime is 201052121099. The reversal of 201052120995 is 599021250102.

It is a happy number.

201052120995 is a `hidden beast` number, since 20 + 1 + 0 + 521 + 20 + 9 + 95 = 666.

It is not a de Polignac number, because 201052120995 - 22 = 201052120991 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201052120991) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1135675 + ... + 1300715.

It is an arithmetic number, because the mean of its divisors is an integer number (4170941424).

Almost surely, 2201052120995 is an apocalyptic number.

201052120995 is a deficient number, since it is larger than the sum of its proper divisors (199358255709).

201052120995 is a wasteful number, since it uses less digits than its factorization.

201052120995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165193 (or 165190 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 36.

The spelling of 201052120995 in words is "two hundred one billion, fifty-two million, one hundred twenty thousand, nine hundred ninety-five".

Divisors: 1 3 5 9 11 15 23 33 45 55 69 99 107 115 165 207 253 321 345 495 535 759 963 1035 1177 1265 1605 2277 2461 3531 3795 4815 5885 7383 10593 11385 12305 17655 22149 27071 36915 52965 81213 110745 135355 165041 243639 406065 495123 825205 1218195 1485369 1815451 2475615 3795943 5446353 7426845 9077255 11387829 16339059 17659387 18979715 27231765 34163487 41755373 52978161 56939145 81695295 88296935 125266119 158934483 170817435 194253257 208776865 264890805 375798357 406165901 582759771 626330595 794672415 971266285 1218497703 1748279313 1878991785 2030829505 2913798855 3655493109 4467824911 6092488515 8741396565 13403474733 18277465545 22339124555 40210424199 67017373665 201052120995