Search a number
-
+
20210200010201 = 191063694737379
BaseRepresentation
bin1001001100001100011011…
…10010101101110111011001
32122120002001120212101200202
410212012031302231313121
510122110442200311301
6110552234313511545
74154065411436645
oct446061562556731
978502046771622
1020210200010201
116492109032933
122324a571125b5
13b37a7687c1b6
144dc270c87c25
15250aa8a2566b
hex12618dcaddd9

20210200010201 has 4 divisors (see below), whose sum is σ = 21273894747600. Its totient is φ = 19146505272804.

The previous prime is 20210200010173. The next prime is 20210200010213. The reversal of 20210200010201 is 10201000201202.

It is a happy number.

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 20210200010201 - 210 = 20210200009177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20210200010261) 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, 531847368671 + ... + 531847368708.

It is an arithmetic number, because the mean of its divisors is an integer number (5318473686900).

Almost surely, 220210200010201 is an apocalyptic number.

It is an amenable number.

20210200010201 is a deficient number, since it is larger than the sum of its proper divisors (1063694737399).

20210200010201 is a wasteful number, since it uses less digits than its factorization.

20210200010201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1063694737398.

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

Adding to 20210200010201 its reverse (10201000201202), we get a palindrome (30411200211403).

The spelling of 20210200010201 in words is "twenty trillion, two hundred ten billion, two hundred million, ten thousand, two hundred one".

Divisors: 1 19 1063694737379 20210200010201