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331131013200213 = 3373598309644237
BaseRepresentation
bin100101101001010010111001…
…0011010100111100101010101
31121102102211000122111220211220
41023102211302122213211111
5321400222303334401323
63132131253141320553
7126514266123562212
oct11322456232474525
91542384018456756
10331131013200213
1196565968424946
123117b4aa406159
131129c69c893975
145baab800bab09
152843726b500e3
hex12d29726a7955

331131013200213 has 16 divisors (see below), whose sum is σ = 454703732703360. Its totient is φ = 214189389827136.

The previous prime is 331131013200161. The next prime is 331131013200233. The reversal of 331131013200213 is 312002310131133.

It is not a de Polignac number, because 331131013200213 - 26 = 331131013200149 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331131013200233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4154782270 + ... + 4154861967.

It is an arithmetic number, because the mean of its divisors is an integer number (28418983293960).

Almost surely, 2331131013200213 is an apocalyptic number.

It is an amenable number.

331131013200213 is a deficient number, since it is larger than the sum of its proper divisors (123572719503147).

331131013200213 is a wasteful number, since it uses less digits than its factorization.

331131013200213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8309644636.

The product of its (nonzero) digits is 972, while the sum is 24.

Adding to 331131013200213 its reverse (312002310131133), we get a palindrome (643133323331346).

The spelling of 331131013200213 in words is "three hundred thirty-one trillion, one hundred thirty-one billion, thirteen million, two hundred thousand, two hundred thirteen".

Divisors: 1 3 37 111 359 1077 13283 39849 8309644237 24928932711 307456836769 922370510307 2983162281083 8949486843249 110377004400071 331131013200213