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231102033041201 = 727364607781113
BaseRepresentation
bin110100100010111110100010…
…100101100001011100110001
31010022021010202000220210000112
4310202332202211201130301
5220242333430424304301
62135302450333231105
766451366550216300
oct6442764245413461
91108233660823015
10231102033041201
11676aa90491a333
1221b05157332495
139bc4a9c74ba4a
14410d580494437
151bab7630569bb
hexd22fa2961731

231102033041201 has 12 divisors (see below), whose sum is σ = 272515620738852. Its totient is φ = 195373930082688.

The previous prime is 231102033041183. The next prime is 231102033041221. The reversal of 231102033041201 is 102140330201132.

It can be written as a sum of positive squares in 2 ways, for example, as 66937776765601 + 164164256275600 = 8181551^2 + 12812660^2 .

It is not a de Polignac number, because 231102033041201 - 242 = 226703986530097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (231102033041221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32303886980 + ... + 32303894133.

It is an arithmetic number, because the mean of its divisors is an integer number (22709635061571).

Almost surely, 2231102033041201 is an apocalyptic number.

It is an amenable number.

231102033041201 is a deficient number, since it is larger than the sum of its proper divisors (41413587697651).

231102033041201 is an equidigital number, since it uses as much as digits as its factorization.

231102033041201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64607781200 (or 64607781193 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 231102033041201 its reverse (102140330201132), we get a palindrome (333242363242333).

The spelling of 231102033041201 in words is "two hundred thirty-one trillion, one hundred two billion, thirty-three million, forty-one thousand, two hundred one".

Divisors: 1 7 49 73 511 3577 64607781113 452254467791 3165781274537 4716368021249 33014576148743 231102033041201