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10202102201 = 31418026831
BaseRepresentation
bin10011000000001011…
…11011100110111001
3222100000001111020002
421200011323212321
5131343214232301
64404202242345
7510550303124
oct114005734671
928300044202
1010202102201
114365903425
121b887b63b5
13c6782c585
146cad313bb
153ea9d016b
hex26017b9b9

10202102201 has 8 divisors (see below), whose sum is σ = 10788062208. Its totient is φ = 9632196000.

The previous prime is 10202102189. The next prime is 10202102227. The reversal of 10202102201 is 10220120201.

It is a happy number.

10202102201 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 not a de Polignac number, because 10202102201 - 26 = 10202102137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10202102291) 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, 4012145 + ... + 4014686.

It is an arithmetic number, because the mean of its divisors is an integer number (1348507776).

Almost surely, 210202102201 is an apocalyptic number.

It is an amenable number.

10202102201 is a deficient number, since it is larger than the sum of its proper divisors (585960007).

10202102201 is an equidigital number, since it uses as much as digits as its factorization.

10202102201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8026903.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 10202102201 its reverse (10220120201), we get a palindrome (20422222402).

The spelling of 10202102201 in words is "ten billion, two hundred two million, one hundred two thousand, two hundred one".

Divisors: 1 31 41 1271 8026831 248831761 329100071 10202102201