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12020201110 = 251202020111
BaseRepresentation
bin10110011000111010…
…11011011010010110
31011000201010111001201
423030131123122112
5144104132413420
65304430343114
7603605011051
oct131435333226
934021114051
1012020201110
1151090aa005
1223b565aa9a
1311973b8648
14820599a98
154a541110a
hex2cc75b696

12020201110 has 8 divisors (see below), whose sum is σ = 21636362016. Its totient is φ = 4808080440.

The previous prime is 12020201099. The next prime is 12020201161. The reversal of 12020201110 is 1110202021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 1202020111 = 12020201110 / (1 + 2 + 0 + 2 + 0 + 2 + 0 + 1 + 1 + 1 + 0).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 601010046 + ... + 601010065.

It is an arithmetic number, because the mean of its divisors is an integer number (2704545252).

Almost surely, 212020201110 is an apocalyptic number.

12020201110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12020201110 is a deficient number, since it is larger than the sum of its proper divisors (9616160906).

12020201110 is a wasteful number, since it uses less digits than its factorization.

12020201110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1202020118.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 12020201110 its reverse (1110202021), we get a palindrome (13130403131).

It can be divided in two parts, 120202011 and 10, that added together give a palindrome (120202021).

The spelling of 12020201110 in words is "twelve billion, twenty million, two hundred one thousand, one hundred ten".

Divisors: 1 2 5 10 1202020111 2404040222 6010100555 12020201110