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101121000201 = 32134483192791
BaseRepresentation
bin101111000101101001…
…0000000001100001001
3100200000022000001102200
41132023102000030021
53124043434001301
6114242045550413
710206605214444
oct1361322001411
9320008001380
10101121000201
1139981194151
1217721275409
1396c6b33b80
144c73ca865b
15296c86cc86
hex178b480309

101121000201 has 24 divisors (see below), whose sum is σ = 157335237696. Its totient is φ = 62214104160.

The previous prime is 101121000191. The next prime is 101121000209. The reversal of 101121000201 is 102000121101.

It is a happy number.

It is not a de Polignac number, because 101121000201 - 29 = 101120999689 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (101121000209) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 428116 + ... + 620906.

It is an arithmetic number, because the mean of its divisors is an integer number (6555634904).

Almost surely, 2101121000201 is an apocalyptic number.

It is an amenable number.

101121000201 is a deficient number, since it is larger than the sum of its proper divisors (56214237495).

101121000201 is a wasteful number, since it uses less digits than its factorization.

101121000201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197293 (or 197290 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 101121000201 its reverse (102000121101), we get a palindrome (203121121302).

The spelling of 101121000201 in words is "one hundred one billion, one hundred twenty-one million, two hundred one", and thus it is an aban number.

Divisors: 1 3 9 13 39 117 4483 13449 40347 58279 174837 192791 524511 578373 1735119 2506283 7518849 22556547 864282053 2592846159 7778538477 11235666689 33707000067 101121000201