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231230333003101 = 1912170017526479
BaseRepresentation
bin110100100100110110000001…
…110111000010010101011101
31010022201101220110221010210021
4310210312001313002111131
5220301434210222044401
62135441425402512141
766463561132002325
oct6444660167022535
91108641813833707
10231230333003101
116774a2628aa6a3
1221b25ba2805651
139c03c08362873
144115871c68285
151baec71a0a2a1
hexd24d81dc255d

231230333003101 has 4 divisors (see below), whose sum is σ = 243400350529600. Its totient is φ = 219060315476604.

The previous prime is 231230333003071. The next prime is 231230333003113. The reversal of 231230333003101 is 101300333032132.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 231230333003101 - 241 = 229031309747549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231230333003191) 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 3 ways as a sum of consecutive naturals, for example, 6085008763221 + ... + 6085008763258.

It is an arithmetic number, because the mean of its divisors is an integer number (60850087632400).

Almost surely, 2231230333003101 is an apocalyptic number.

It is an amenable number.

231230333003101 is a deficient number, since it is larger than the sum of its proper divisors (12170017526499).

231230333003101 is a wasteful number, since it uses less digits than its factorization.

231230333003101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12170017526498.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 231230333003101 its reverse (101300333032132), we get a palindrome (332530666035233).

The spelling of 231230333003101 in words is "two hundred thirty-one trillion, two hundred thirty billion, three hundred thirty-three million, three thousand, one hundred one".

Divisors: 1 19 12170017526479 231230333003101