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12120101111202 = 237288573835981
BaseRepresentation
bin1011000001011110111001…
…0100100100010110100010
31120220200002200111200210020
42300113232110210112202
53042033431341024302
641435521513414310
72360435255425530
oct260275624442642
946820080450706
1012120101111202
11395311911a2a7
121438b5940a396
1369bbc7819466
142dc88a525150
15160411be9ebc
hexb05ee5245a2

12120101111202 has 16 divisors (see below), whose sum is σ = 27703088254272. Its totient is φ = 3462886031760.

The previous prime is 12120101111149. The next prime is 12120101111221. The reversal of 12120101111202 is 20211110102121.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144286917949 + ... + 144286918032.

It is an arithmetic number, because the mean of its divisors is an integer number (1731443015892).

Almost surely, 212120101111202 is an apocalyptic number.

12120101111202 is an abundant number, since it is smaller than the sum of its proper divisors (15582987143070).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12120101111202 is a wasteful number, since it uses less digits than its factorization.

12120101111202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288573835993.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 12120101111202 its reverse (20211110102121), we get a palindrome (32331211213323).

The spelling of 12120101111202 in words is "twelve trillion, one hundred twenty billion, one hundred one million, one hundred eleven thousand, two hundred two".

Divisors: 1 2 3 6 7 14 21 42 288573835981 577147671962 865721507943 1731443015886 2020016851867 4040033703734 6060050555601 12120101111202