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12110310012001 = 59362920400469
BaseRepresentation
bin1011000000111010011010…
…1110011111010001100001
31120212201211022211022200111
42300032212232133101201
53041403403330341001
641431222152251321
72356640525442025
oct260164656372141
946781738738614
1012110310012001
113949a54317583
1214370863a0b41
1369acc71b1736
142dc1dc020385
1516003c353851
hexb03a6b9f461

12110310012001 has 4 divisors (see below), whose sum is σ = 12110331006100. Its totient is φ = 12110289017904.

The previous prime is 12110310011993. The next prime is 12110310012023. The reversal of 12110310012001 is 10021001301121.

It is a happy number.

12110310012001 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.

It can be written as a sum of positive squares in 2 ways, for example, as 9452027592225 + 2658282419776 = 3074415^2 + 1630424^2 .

It is a cyclic number.

It is not a de Polignac number, because 12110310012001 - 23 = 12110310011993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12110310012061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9606606 + ... + 10793863.

It is an arithmetic number, because the mean of its divisors is an integer number (3027582751525).

Almost surely, 212110310012001 is an apocalyptic number.

It is an amenable number.

12110310012001 is a deficient number, since it is larger than the sum of its proper divisors (20994099).

12110310012001 is an equidigital number, since it uses as much as digits as its factorization.

12110310012001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20994098.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 12110310012001 its reverse (10021001301121), we get a palindrome (22131311313122).

The spelling of 12110310012001 in words is "twelve trillion, one hundred ten billion, three hundred ten million, twelve thousand, one".

Divisors: 1 593629 20400469 12110310012001