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12203414101 = 17789686009
BaseRepresentation
bin10110101110110000…
…10101001001010101
31011111110212200001001
423113120111021111
5144443033222401
65334533303301
7611261210524
oct132730251125
934443780031
1012203414101
1151a25666aa
122446a94b31
1311c6345ab8
1483aa4c4bb
154b6551601
hex2d7615255

12203414101 has 4 divisors (see below), whose sum is σ = 12204117900. Its totient is φ = 12202710304.

The previous prime is 12203414099. The next prime is 12203414131. The reversal of 12203414101 is 10141430221.

12203414101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10141430221 = 13780110017.

It can be written as a sum of positive squares in 2 ways, for example, as 8625579876 + 3577834225 = 92874^2 + 59815^2 .

It is a cyclic number.

It is not a de Polignac number, because 12203414101 - 21 = 12203414099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12203414131) 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 3 ways as a sum of consecutive naturals, for example, 325216 + ... + 360793.

It is an arithmetic number, because the mean of its divisors is an integer number (3051029475).

Almost surely, 212203414101 is an apocalyptic number.

It is an amenable number.

12203414101 is a deficient number, since it is larger than the sum of its proper divisors (703799).

12203414101 is an equidigital number, since it uses as much as digits as its factorization.

12203414101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 703798.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 12203414101 its reverse (10141430221), we get a palindrome (22344844322).

The spelling of 12203414101 in words is "twelve billion, two hundred three million, four hundred fourteen thousand, one hundred one".

Divisors: 1 17789 686009 12203414101