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231101043302101 = 7173190834882991
BaseRepresentation
bin110100100010111101100111…
…100101111101111011010101
31010022021001012001112211012211
4310202331213211331323111
5220242324414041131401
62135302204215513421
766451333201452460
oct6442754745757325
91108231161484184
10231101043302101
11676aa447174735
1221b04b1b988871
139bc49726950cb
14410d4c8c582d7
151bab706200951
hexd22f6797ded5

231101043302101 has 8 divisors (see below), whose sum is σ = 265642157124864. Its totient is φ = 196941599245680.

The previous prime is 231101043302033. The next prime is 231101043302167. The reversal of 231101043302101 is 101203340101132.

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 231101043302101 - 229 = 231100506431189 is a prime.

It is a super-2 number, since 2×2311010433021012 (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231101043306101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95417440285 + ... + 95417442706.

It is an arithmetic number, because the mean of its divisors is an integer number (33205269640608).

Almost surely, 2231101043302101 is an apocalyptic number.

It is an amenable number.

231101043302101 is a deficient number, since it is larger than the sum of its proper divisors (34541113822763).

231101043302101 is a wasteful number, since it uses less digits than its factorization.

231101043302101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190834883171.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 231101043302101 its reverse (101203340101132), we get a palindrome (332304383403233).

The spelling of 231101043302101 in words is "two hundred thirty-one trillion, one hundred one billion, forty-three million, three hundred two thousand, one hundred one".

Divisors: 1 7 173 1211 190834882991 1335844180937 33014434757443 231101043302101