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201330234311 = 312716438241
BaseRepresentation
bin1011101110000000110…
…1111001001111000111
3201020200001100120220212
42323200031321033013
511244311014444221
6232253445350035
720355102520103
oct2734015711707
9636601316825
10201330234311
11784247399a8
123302910831b
1315ca6ab197b
149a5ca32903
155385137b5b
hex2ee03793c7

201330234311 has 4 divisors (see below), whose sum is σ = 201336703824. Its totient is φ = 201323764800.

The previous prime is 201330234247. The next prime is 201330234331. The reversal of 201330234311 is 113432033102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 201330234311 - 26 = 201330234247 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 (201330234331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3187850 + ... + 3250391.

It is an arithmetic number, because the mean of its divisors is an integer number (50334175956).

Almost surely, 2201330234311 is an apocalyptic number.

201330234311 is a deficient number, since it is larger than the sum of its proper divisors (6469513).

201330234311 is an equidigital number, since it uses as much as digits as its factorization.

201330234311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6469512.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 201330234311 its reverse (113432033102), we get a palindrome (314762267413).

The spelling of 201330234311 in words is "two hundred one billion, three hundred thirty million, two hundred thirty-four thousand, three hundred eleven".

Divisors: 1 31271 6438241 201330234311