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12001101202201 = 19631636905379
BaseRepresentation
bin1010111010100011100101…
…0111111100001100011001
31120111021221101011222020011
42232220321113330030121
53033111223401432301
641305121344401521
72346023322043366
oct256507127741431
946437841158204
1012001101202201
113907702840371
121419a886162a1
136909118a1817
142d6bdbd5146d
1515c299942a51
hexaea395fc319

12001101202201 has 4 divisors (see below), whose sum is σ = 12632738107600. Its totient is φ = 11369464296804.

The previous prime is 12001101202199. The next prime is 12001101202219. The reversal of 12001101202201 is 10220210110021.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12001101202201 - 21 = 12001101202199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12001101202301) 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, 315818452671 + ... + 315818452708.

It is an arithmetic number, because the mean of its divisors is an integer number (3158184526900).

Almost surely, 212001101202201 is an apocalyptic number.

It is an amenable number.

12001101202201 is a deficient number, since it is larger than the sum of its proper divisors (631636905399).

12001101202201 is an equidigital number, since it uses as much as digits as its factorization.

12001101202201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 631636905398.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12001101202201 its reverse (10220210110021), we get a palindrome (22221311312222).

The spelling of 12001101202201 in words is "twelve trillion, one billion, one hundred one million, two hundred two thousand, two hundred one".

Divisors: 1 19 631636905379 12001101202201