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10101442201 = 31633193627
BaseRepresentation
bin10010110100001011…
…11100011010011001
3222001222122102122221
421122011330122121
5131141432122301
64350204544041
7505215561544
oct113205743231
928058572587
1010101442201
114314001044
121b5ab52021
13c4ca17546
146bb80b85b
153e1c49da1
hex25a17c699

10101442201 has 4 divisors (see below), whose sum is σ = 10104638992. Its totient is φ = 10098245412.

The previous prime is 10101442159. The next prime is 10101442249. The reversal of 10101442201 is 10224410101.

It is a happy number.

10101442201 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 a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10224410101 = 49363207127.

It is a cyclic number.

It is not a de Polignac number, because 10101442201 - 219 = 10100917913 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10101442271) 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, 1593651 + ... + 1599976.

It is an arithmetic number, because the mean of its divisors is an integer number (2526159748).

Almost surely, 210101442201 is an apocalyptic number.

It is an amenable number.

10101442201 is a deficient number, since it is larger than the sum of its proper divisors (3196791).

10101442201 is an equidigital number, since it uses as much as digits as its factorization.

10101442201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3196790.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 10101442201 its reverse (10224410101), we get a palindrome (20325852302).

The spelling of 10101442201 in words is "ten billion, one hundred one million, four hundred forty-two thousand, two hundred one".

Divisors: 1 3163 3193627 10101442201