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12022302121 = 411791638139
BaseRepresentation
bin10110011001001010…
…11100010110101001
31011000212002020002221
423030211130112221
5144110202131441
65304543354041
7603631611334
oct131445342651
934025066087
1012022302121
11510a304585
1223b62b2921
131197972a4b
1482098561b
154a56c88d1
hex2cc95c5a9

12022302121 has 8 divisors (see below), whose sum is σ = 12384338400. Its totient is φ = 11663542560.

The previous prime is 12022302073. The next prime is 12022302133. The reversal of 12022302121 is 12120322021.

It is a happy number.

12022302121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 12022302121 - 29 = 12022301609 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12022302095 and 12022302104.

It is not an unprimeable number, because it can be changed into a prime (12022302821) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 811731 + ... + 826408.

It is an arithmetic number, because the mean of its divisors is an integer number (1548042300).

Almost surely, 212022302121 is an apocalyptic number.

It is an amenable number.

12022302121 is a deficient number, since it is larger than the sum of its proper divisors (362036279).

12022302121 is a wasteful number, since it uses less digits than its factorization.

12022302121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1638359.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 12022302121 its reverse (12120322021), we get a palindrome (24142624142).

The spelling of 12022302121 in words is "twelve billion, twenty-two million, three hundred two thousand, one hundred twenty-one".

Divisors: 1 41 179 7339 1638139 67163699 293226881 12022302121