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3100130222020 = 2251311923577777
BaseRepresentation
bin101101000111001110001…
…010010001111111000100
3101222100222101221120201121
4231013032022101333010
5401243031314101040
610332102525403324
7436656055046446
oct55071612217704
911870871846647
103100130222020
11a95837765587
124209ab409544
131964583051a0
14aa093374496
1555995102c4a
hex2d1ce291fc4

3100130222020 has 24 divisors (see below), whose sum is σ = 7011063733464. Its totient is φ = 1144663466496.

The previous prime is 3100130221987. The next prime is 3100130222023. The reversal of 3100130222020 is 202220310013.

3100130222020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 332412208704 + 2767718013316 = 576552^2 + 1663646^2 .

It is a super-3 number, since 3×31001302220203 (a number of 38 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 3100130221985 and 3100130222003.

It is not an unprimeable number, because it can be changed into a prime (3100130222023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5961788629 + ... + 5961789148.

It is an arithmetic number, because the mean of its divisors is an integer number (292127655561).

Almost surely, 23100130222020 is an apocalyptic number.

It is an amenable number.

3100130222020 is an abundant number, since it is smaller than the sum of its proper divisors (3910933511444).

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

3100130222020 is a wasteful number, since it uses less digits than its factorization.

3100130222020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11923577799 (or 11923577797 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 3100130222020 its reverse (202220310013), we get a palindrome (3302350532033).

The spelling of 3100130222020 in words is "three trillion, one hundred billion, one hundred thirty million, two hundred twenty-two thousand, twenty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 11923577777 23847155554 47694311108 59617888885 119235777770 155006511101 238471555540 310013022202 620026044404 775032555505 1550065111010 3100130222020