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12100202321019 = 3131129232382521
BaseRepresentation
bin1011000000010100110001…
…0000101101010001111011
31120211202201220102102022020
42300011030100231101323
53041222203243233034
641422431201325523
72356132202463141
oct260051420552173
946752656372266
1012100202321019
11394573783875a
1214351253368a3
1369a0760b9bb7
142db91d867591
1515eb49cc2249
hexb014c42d47b

12100202321019 has 16 divisors (see below), whose sum is σ = 16258025165184. Its totient is φ = 8004600094400.

The previous prime is 12100202321017. The next prime is 12100202321033. The reversal of 12100202321019 is 91012320200121.

It is a cyclic number.

It is not a de Polignac number, because 12100202321019 - 21 = 12100202321017 is a prime.

It is a super-2 number, since 2×121002023210192 (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 12100202321019.

It is not an unprimeable number, because it can be changed into a prime (12100202321017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3887479 + ... + 6269999.

It is an arithmetic number, because the mean of its divisors is an integer number (1016126572824).

Almost surely, 212100202321019 is an apocalyptic number.

12100202321019 is a deficient number, since it is larger than the sum of its proper divisors (4157822844165).

12100202321019 is a wasteful number, since it uses less digits than its factorization.

12100202321019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2395578.

The product of its (nonzero) digits is 432, while the sum is 24.

The spelling of 12100202321019 in words is "twelve trillion, one hundred billion, two hundred two million, three hundred twenty-one thousand, nineteen".

Divisors: 1 3 131 393 12923 38769 1692913 2382521 5078739 7147563 312110251 936330753 30789318883 92367956649 4033400773673 12100202321019