Search a number
-
+
20000200201210 = 252000020020121
BaseRepresentation
bin1001000110000101010001…
…10101000001001111111010
32121211000000100011210002101
410203002220311001033322
510110140402222414320
6110311544245054014
74132652414504605
oct443025065011772
977730010153071
1020000200201210
116411045678189
1222b020a6b730a
13b2101a90b7a8
144d202ca9333c
1524a3b772ec0a
hex1230a8d413fa

20000200201210 has 8 divisors (see below), whose sum is σ = 36000360362196. Its totient is φ = 8000080080480.

The previous prime is 20000200201127. The next prime is 20000200201211. The reversal of 20000200201210 is 1210200200002.

It can be written as a sum of positive squares in 2 ways, for example, as 19252025370369 + 748174830841 = 4387713^2 + 864971^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 2000020020121 = 20000200201210 / (2 + 0 + 0 + 0 + 0 + 2 + 0 + 0 + 2 + 0 + 1 + 2 + 1 + 0).

It is not an unprimeable number, because it can be changed into a prime (20000200201211) 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, 1000010010051 + ... + 1000010010070.

Almost surely, 220000200201210 is an apocalyptic number.

20000200201210 is a deficient number, since it is larger than the sum of its proper divisors (16000160160986).

20000200201210 is a wasteful number, since it uses less digits than its factorization.

20000200201210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000020020128.

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 20000200201210 its reverse (1210200200002), we get a palindrome (21210400401212).

The spelling of 20000200201210 in words is "twenty trillion, two hundred million, two hundred one thousand, two hundred ten".

Divisors: 1 2 5 10 2000020020121 4000040040242 10000100100605 20000200201210